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A
All vehicles drive all wheels
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B
FWD powers only the front wheels (most economy cars); RWD powers only the rear wheels (sports cars, trucks); AWD powers all four wheels through differentials and a transfer case
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C
These terms have no real meaning
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D
Only luxury cars have any of these features
Why this is the answer
Drive systems: (1) FRONT-WHEEL DRIVE (FWD) — engine drives only front wheels; usually mounted transversely (sideways); engine + transmission combined in TRANSAXLE (combined transmission and differential); driveshafts (CV axles) connect transaxle to front wheels. PROS: more interior space (no driveshaft tunnel to rear); lighter; better fuel economy; better traction in snow (engine weight over driving wheels); cheaper to manufacture; less expensive to maintain. CONS: torque steer (engine torque pulling steering); less ideal weight distribution; understeer in performance driving; harder to make very high-power vehicles (front tires steer and drive). Used by: most economy and family cars; minivans; compact SUVs. (2) REAR-WHEEL DRIVE (RWD) — engine drives only rear wheels; engine typically mounted longitudinally (front-to-back); driveshaft from transmission runs under vehicle to rear differential; rear axles to wheels. PROS: better weight distribution (engine front, drive rear); better handling balance; no torque steer; allows more aggressive performance driving; better for heavy towing/hauling (weight transfer to drive wheels under acceleration); easier to drive separate trailer; can handle higher power (no steer-and-drive conflict); preferred by most performance car enthusiasts. CONS: less traction in snow/ice (drive wheels have less weight); driveshaft tunnel reduces interior space; more parts (driveshaft, rear differential); heavier; less fuel efficient. Used by: sports cars (Mustang, Camaro, BMW, Corvette); luxury cars (most BMW, Mercedes-Benz, Lexus full-size, Cadillac); pickup trucks (RWD base, 4WD optional); some SUVs; semi-trucks. (3) ALL-WHEEL DRIVE (AWD) — engine drives all four wheels; CENTER DIFFERENTIAL (or transfer case with viscous coupling, electronic clutch, etc.) splits power between front and rear axles; front and rear differentials split power between each axle's wheels. Typically OPERATES CONTINUOUSLY (full-time AWD) or AUTOMATICALLY ENGAGES when slip detected. PROS: best traction in all conditions (snow, rain, mud, dry); better acceleration; more confident handling; safer in adverse weather. CONS: more complex, heavier, more parts to maintain/repair, lower fuel economy, more expensive. Used by: Subaru (Symmetrical AWD on most models); luxury cars (most AWD options on BMW, Mercedes, Audi); SUVs and crossovers; performance cars (high-power applications); pickup trucks (4WD versions). (4) FOUR-WHEEL DRIVE (4WD or 4x4) — similar to AWD but typically DRIVER-SELECTABLE; 4-HIGH for normal driving on slippery surfaces; 4-LOW for severe off-road (very low gearing for crawling); often LOCKED CENTER DIFFERENTIAL (or simply mechanically connected front-rear) — works on loose surfaces but binds and damages drivetrain on dry pavement; OPTIONAL LOCKING DIFFERENTIALS for axles (off-road). Used by: off-road and serious work vehicles (Jeep Wrangler, Toyota 4Runner, pickup trucks with 4x4 option). AWD vs 4WD distinction is blurring in modern usage; many systems combine elements. ELECTRIC VEHICLES: each wheel can have its own motor (or single motor + differential); typically dual-motor AWD (one for front axle, one for rear); torque vectoring (varying torque to individual wheels for cornering) is easier with separate motors. Performance/handling: weight distribution and drive layout fundamentally affect how a vehicle handles; this is why car enthusiasts often have strong preferences (RWD for spirited driving, AWD for all-weather usability, FWD for everyday utility and economy).
Source: ASVAB AI, FWD vs RWD vs AWD