You Buy an Older Motorcycle and Notice That, Even in Low

Multiple Choice

You buy an older motorcycle and notice that, even in low gear, it is difficult to get the bike going. You should replace the sprocket in the rear wheel with one that is

A) smaller so the motor can do more work at the start
B) smaller so the motor won't have to do so much work at the start.
C) larger so the motor won't have to do so much work at the start.
D) larger so the motor can do more work at the start.