Multi-choice problem: Choose from the options at the end, and answer how do you do this: Cool down a hot car quickly.

OPT: -- Roll windows down and blow A/C on top vents only to force hot air out of windows.. -- Roll windows down and blow A/C on floor vents only to force hot air out of windows..
Roll windows down and blow A/C on floor vents only to force hot air out of windows.