Q: 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.
Bill smelled his clothes before he put them on. The clothes gave off a nasty odor. Bill collected all his shirts and pants and put them in the washer. He added some extra detergent because they were so bad. The washing machine overflowed a little bit they clothes got clean.
Why did Bill collect all his shirts and pants?
A:
Bill collected all his shirts and pants because they smelled very bad.