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: As animals grow their bones get longer and bigger, they grow more hair, and are able to take care of themselves by getting food, shelter, and water.
 Question: As Peter's dog got smaller, the dog's bones became 
 Choices: A)larger 
B)smaller
smaller