A simile, because a simile is a phrase that includes the words like or as and your example says "-sounded like a freight train" so it's comparing the sound of the storm, to the sound of the freight train.
It is whom. You can only use who if you can replace is with he or she.
Answer:
b
Explanation:
anthonys flight will arive at eight, but the cab driver forgot to pick him up
Answer: 4
Explanation: The first two quotes used show Walsh's apprehension about the people turning themselves in, and the last confirms that this apprehension is because of bad past experiences.