Original sentence: Four-wheel drive.Front-wheel drive is a form of engine/transmission layout used in motor vehicles, where the engine drives the front wheels only.Most modern front-wheel drive vehicles feature a transverse engine, rather than the conventional longitudinal engine arrangement generally found in rear-wheel drive and four-wheel drive vehicles.Rear-wheel drive
Edited sentence: Four-wheel drive is also increasingly common.Front-wheel drive is a common form of engine/transmission layout used in modern passenger cars, where the engine drives the front wheels.Most front-wheel drive vehicles today feature transverse engine mounting, whereas in past decades engines were usually positioned longitudinally as they had been in rear-wheel drive vehicles.Rear-wheel drive had been the traditional standard, and is still used in some luxury cars, sport cars, and most trucks