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: The more mass a moving object has or the faster its moving, the greater its momentum.
 Question: Between a marble and a cannon ball, both travelling at the same speed, the object with the greater momentum would be 
 Choices: A)the cannon ball 
B)the marble?
the cannon ball