Sally is training for the 1,000-meter running race at her school. Her goal is to place third or better. How can Sally determine if she is making progress toward her goal?
A.
She can monitor her practice run times to see if they are decreasing.
B.
She can watch a video of her running to uncover any deficiencies.
C.
She can draw a diagram that depicts the forces acting on her legs.
D.
She can complete an energy analysis to compare her output to her input.