Bella investigated how body systems work together. She made bulleted lists of body systems that have common functions. Which list includes three body systems that have similar functions?
A. -Digestive System
-Nervous System
-Skeletal System
B. -Immune System
-Integumentary System
-Lymphatic System
C. -Cardiovascular System
-Digestive System
-Respiratory System
D. -Reproductive System
-Endocrine System
-Lymphatic System