Which of These Correctly States Differences Between a Trained Athlete and a Sedentary

Which of these correctly states differences between a trained athlete and a sedentary individual at rest? 

A) The athlete would have a lower heart rate and larger stroke volume.
B) The athlete would have a higher heart rate and larger stroke volume.
C) The athlete would have a lower heart rate and smaller stroke volume.
D) The athlete would have a higher heart rate and smaller stroke volume.
E) There would be no differences when the individuals were at rest.