Given the task definition and input, reply with output. You are given a short paragraph, a question and two choices to answer from. Choose the correct answer based on the paragraph and write the answer(not the key).

Paragraph: Water flowing over a steeper slope moves faster and causes more erosion.
Question: Kelly built a home with a gorgeous ocean view, and he decided to level the surrounding area. As a result, erosion is occurring
Choices: A)faster
B)slower
slower