What is the training effect?

Question

A. The tendency to suffer injuries as a result of too much exercise

B. Shortness of breath and dizziness caused by overexertion

C. An increase in the resting heart rate and a decrease in the stroke volume of the heart

D. A term that describes the many physiological changes resulting from participation in vigorous muscular fitness activities

I'm sure it's not C but i'm confused between A,B,D.

which one do you think is right?

Answer 1

http://en.wikipedia.org/wiki/Training_effect

Answer 2

so based on what i read D is the best answer can you correct me if i'm wrong.

Answer 3

CAN ANYONE RE A SURES ME.

Answer 4

http://www.google.com/search?q=%22training+effect%22&ie=utf-8&oe=utf-8&aq=t&rls=org.mozilla:en-US:official&client=firefox-a

Answer 5

I agree.