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).
Q: Paragraph: Bacteria with a mutation the helps resist antibiotics increase in numbers, so the mutation becomes more common.
 Question: Dana washes her hands a lot, so her bacteria has muted to help to resist antibiotics. As that bacteria increases in numbers, the mutation becomes 
 Choices: A)common 
B)rare
A:
common