阅读下面短文，掌握其大意，从每题所给的 A、B、C、D 四个选项中，选出最佳选项。
Hannah Taylor is a schoolgirl from Manitoba，Canada. One day, when she was five years old，she was walking with her mother in downtown Winnipeg. They saw a man __36__ out of a garbage can. She asked her mother why he did that, and her mother said that the man was homeless and hungry. Hannah was very __37__. She couldn’t understand why some people had to live their lives without shelter or enough food. Hannah started to think about how she could __38__，but，of course，there is not a lot one five-year-old can do to solve(解决) the problem of homelessness.
Later，when Hannah attended school, she saw another homeless person. It was a woman, __39__ an old shopping trolley(购物车) which was piled with __40__. It seemed that everything the woman owned was in them. This made Hannah very sad, and even more __41__ to do something. She had been talking to her mother about the lives of homeless people __42__ they first saw the homeless man. Her mother told her that if she did something to change the problem that made her sad, she wouldn’t __43__ as bad.