These two body systems work together to allow a person to move, talk and run.

Question

$\begin{array}{1 1} (a)\; \text{Endocrine and Reproductive} \\ (b)\; \text{Digestive and Excretory} \\ (c)\; \text{Integumentary and Lymphatic} \\ (d)\; \text{Skeletal and Muscular} \end{array}$