In this task you are given a short story and a question regarding that story. You must answer the question based on the events of the story. Try to use the same words in the story to answer each question. You should completely answer the question in a short answer. Do not include information that is unnecessary to answer the question.

Ex Input:
Sara was very diligent in completing her homework. She always received good grades as a result of her attentiveness. Sara told her friends that they would get good grades if they studied. They started studying together in the library after school. After a little while, Sara's friends also received good grades!
Why did They start studying together in the library after school?

Ex Output:
her friends wanted good grades.

Ex Input:
Harold was not making enough money to support his family. He was always behind on bills. He discovered MTurk, online. He worked for hours everyday, to make extra money. He now has extra money each month.
Why did He work for hours?

Ex Output:
Harold needed to make extra money.

Ex Input:
Kristina needed to change a lightbulb in her house. She stood on a chair to change it. Suddenly, the chair broke beneath her. She fell and hurt her back. Now she uses a step ladder instead of a chair when she needs to.
Why did She fall ?

Ex Output:
Suddenly, the chair broke beneath her.so She fell.