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: Exercising muscles increases their size, and bigger muscles have greater strength.
 Question: Brad wants to go to the gym more regularly, so that his muscles will get larger. Another aspect of having larger muscles means that Brad will likely be 
 Choices: A)stronger 
B)weaker
stronger