What is an AMT, CVT, turbo, torque, BHP, CC, rpm. When purchasing the car, what are key important factors to review?

The AMT stands for automatic manual transmission which is a type of gear transmission in which a driver can drive the car in automatic mode as well as the manual mode, the CVT or continuously variable transmission is also a type of gear transmission in which there are two pullies linked with the belt which provides n number of gears for a car, a turbo is a vehicle equipped with a turbocharger(a device connected to the engine for more intake of the air which bosts the engine performance for high power and torque), BHP or brake horsepower is a measuring unit of power, CC stands for the cubic centimeter which is a unit of volume generally used to describe the volume of the engine, RPM also know to be rotation per minute or the crankshaft in the engine. The key factors vary to vary from person to person, therefore, there are no specific important factors to review.