When starting a gasoline engine, it is advisable to...

A)Rev the engine in neutral so it warms up as soon as possible.
B)Wait a few minutes before starting to drive so the engine warms up.
C)Start driving immediately after starting the engine.Correct
# Explanation
The correct thing is to start driving immediately after starting the gasoline engine. Modern engines warm up more efficiently while in motion than at rest, so it is not necessary to wait or rev the engine in neutral. This reduces fuel consumption and polluting emissions.