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: There was a snow storm last night. I peeked out my front door and saw the steps were covered in ice. I put on my coat and hat and scarf before going outside. I sprinkled salt over the steps and on the sidewalk. I won't fall when I walk to the bus stop to go to school.
selected sentence: I put on my coat and hat and scarf before going outside.
It is cold >Causes/Enables> I put on my coat

story: Chris noticed a bird's nest on the ground in front of a holly tree. He looked in it and saw three eggs. There was a worried mother bird flying around. Chris put the nest into the tree quickly and walked away. He saw the mother sitting in the nest a few minutes later.
selected sentence: There was a worried mother bird flying around.
The nest falls >Causes/Enables> The mother bird is worried

story: Mitsy decided to celebrate her birthday by throwing a party. All her closest best friends were invited and they all attended. Mitsy's mom bought her an expensive cupcake to serve as the cake. They sang happy birthday and Mitsy felt great, but she was hungry. Her cupcake had been stolen with no one to confess, Mitsy was crushed.
selected sentence: Mitsy decided to celebrate her birthday by throwing a party.
Mitsy's birthday is coming up >Causes/Enables> Mitsy throws a birthday party