Two students run laps around the track during gym class at school. In science class, the two students are discussing which body systems interact to carry out the process of movement. Which student provides the best argument for two systems working together to help them run around the track? A.
Student A claimed the digestive system brings in nutrients the body needs and the excretory system removes the waste the body does not need.

B.
Student B claimed the digestive system brings in nutrients the body needs and the immune system removes the waste the body does not need.

C.
Student A claimed the respiratory system brings in oxygen the body needs and the muscular system allows the body movement.

D.
Student B claimed the respiratory system brings in oxygen the body needs and the immune system fights off infection that the body may breathe in.