Given the task definition and input, reply with output. In this task, you will be given a short story. One sentence from the story is chosen. Consider the events that happen before that sentence, or are likely to have happened before it. Does any of them directly cause it, or simply make it possible? You should write your answer in the form " A >causes/enables> B". Try to use phrases and sentences from the story to compose your answer when possible.

story: Mandy was going out of town. She asked her friend to feed her fish. When Mandy got back, her fish had starved. Mandy asked her friend what happened. Her friend told Mandy that she'd given the wrong dates.
 selected sentence: Mandy asked her friend what happened.

Mandy's fish starve >Causes/Enables> Mandy asks what happened