On a warm summer day, a group of friends went swimming at the pool. They experienced hot, humid air at noon; but a few hours later the temperature dropped, and a thunderstorm occurred. Which explanation below BEST describes what caused this event?
A.
A warm air mass moved in, pushing the hot, humid air up, creating a warm front.
B.
A cool air mass moved in pushing the hot, humid air up, creating a cold front.
C.
A warm air mass moved in, pushing the hot, humid air up, creating a cold front.
D.
A cool air mass moved in pushing the hot, humid air up, creating a warm front.
Answers: 1
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