Roberto stepped onto the hot sand at the beach. Realizing it was hot, he quickly moved to the shaded area. Which two systems worked together to move him safely into the shade so that he doesn't hurt his feet? * A) Nervous and muscular

or

B) Nervous and cardiovascular

Nervous and muscular

Explanation:

the nervous system helped Roberto move by sending information to the muscles and body to help him move. The muscular system's job is to respond to the nervous system to get him to successfully move to where he wants to move.

answer; a muscle cell, another neuron and a of the above

i do not know and i have a 100 in this class