I think it is B because the other ones makes sense
Answer:
Extension: Produced by the sartorius and quadriceps femoris group of muscles.
Flexion: Produced by the biceps femoris, semitendinosus, and semimembranosus muscles.
Explanation:
<span>Reaction time is the time from the start of the stimulus to to the beginning of movement in reaction to the stimulus. Since she has high cardiorespiratory endurance there is a greater coordination in the working of her heart, muscles and lungs. This will help her to get a good reaction time and will increase her performance level.</span>
