In this task, you will be given a short story. One sentence from the story is chosen. Consider the events that happen after that sentence. Is any of them directly caused by it, or is made possible by it? 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. Do not change the main selected sentence in your answer.
--------
Question: story: Brad was so much in love with his girlfriend. Brad had dated her for years. One day Brad was coming over to her house. He knocked on the door with flowers. She answered the door and tells him it's over.
selected sentence: He knocked on the door with flowers.

Answer: Brad knocks on his girlfriends door >Causes/Enables> His girlfriend answers the door

Question: story: Mike bounced on his toes while he warmed up in the back. He was ready for this fight and he knew it. Hearing his name Mike ran out to the ring arms up ready to win. Mike didn't hear anything but the bell and his hours flew hard. In less that thirty seconds the man was dropped, Mike had won.
selected sentence: In less that thirty seconds the man was dropped, Mike had won.

Answer: Mike knocks the man about >Causes/Enables> Mike wins

Question: story: Joe likes to go to Minnesota to his grandparent's cabin on the lake. Every summer Joe takes his family there to go fishing. Joe's grandparents decide to sell the family cabin. Joe is very upset he will no longer be able to take his family there. They take one last trip to the cabin to say sadly say goodbye!
selected sentence: Joe is very upset he will no longer be able to take his family there.

Answer:
Joe is very upset he will no longer be able to take his family there >Causes/Enables> Joe and his family take one last trip to the cabin