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.

[Q]: story: I waited for the afternoon school bus to take me home. When the bus arrived at my stop, outside was raining. Knowing this, the bus driver still wanted me to get out. After walking out, I became soaked from the rain. I decided to wait in a store for the rain to clear up.
selected sentence: When the bus arrived at my stop, outside was raining.
[A]: I was riding a bus home >Causes/Enables> The bus arrived at my home and it was raining out

[Q]: story: Rita was ready to board the train and go home. She checked to make sure she had all of her items. She realized that she did not have her train ticket! She ran home from the station to find the ticket. By the time she got back to the station, the train had left.
selected sentence: She realized that she did not have her train ticket!
[A]: Rita forgets her ticket >Causes/Enables> Rita realizes she forgot

[Q]: story: Tom was visiting his uncle's farm. His uncle showed him how to milk a cow. It was hard work but he managed to get almost a full bucket. Then the cow kicked it over. The barn cats rushed over to clean it up.
selected sentence: It was hard work but he managed to get almost a full bucket.
[A]:
Tom begins milking a cow >Causes/Enables> Tom gets almost a full bucket