Alec Has Graduated from College and Is Moving to a Large

Multiple Choice

Alec has graduated from college and is moving to a large city to start a new job. Once he arrives, he plans to buy his first new car. Because he has asthma and is concerned about the effects of air pollution, he wants to consider environmental factors in his choice of vehicle and in his driving habits. He also wants to avoid asthma-related health problems associated with air pollution.
-If Alec wants to reduce the chance that he is contributing to the formation of smog,he should limit his driving time/distance in all of the following areas or conditions EXCEPT

A) sunny weather.
B) times of heaviest traffic.
C) cold weather.
D) a valley surrounded by mountains.