Motor Reaction Time Is Represented by Which of the Following

Multiple Choice

Motor reaction time is represented by which of the following?

A) The time between the first indication of electrical activity and initiation of the movement
B) The time between the onset of the signal and first indication of electrical activity in the muscles used to carry out the task
C) The time between the initial movement and the completion of the movement
D) The time between the presentation of the signal and initiation of the movement
E) None of these is correct.