Which best describes the top and bottom images of muscle contraction?
mc023-1.jpg mc023-2.jpg

A. The top image is in step 2, and the bottom image is in step 1.
B. The top image is in step 1, and the bottom image is in step 3.
C. Both images are in step 1.
D. Both images are in step 3.

Respuesta :

B. The top image is in test 1, and the bottom image is in step 3. 
    submitted review and got it right
she is correct it is b