Weather changes are closely related to production and life. Read the weather forecast chart for the continental United States on a certain day and complete questions 12 to 14. On that day, the weather in the following cities will be most detrimental to travel:

A. Chicago represents the weather symbol of sandstorm, which is not conducive to travel. The option is wrong.

B. Los Angeles represents a sunny weather symbol, which is conducive to travel. The option is correct.

C. Houston represents the weather symbol of fog, which is not conducive to travel. The option is wrong.

D. New York represents the weather symbol of moderate rain, which is not conducive to travel. The option is wrong.

So choose: B.