Final answer:
Bones protect vital internal organs, and body cavities contain and shield delicate organs; cerebrospinal fluid protects the brain and spinal cord.
Therefore , the correct answer options is a)
Step-by-step explanation:
The statement protects your internal organs pertains to the role of the skeletal system in the human body. Bones provide protection for vital organs by enclosing or surrounding them. For instance, the ribs protect the heart and lungs, the vertebrae protect the spinal cord, and the skull protects the brain. This structural design helps prevent injury to these important organs.
Additionally, the body cavities like the dorsal and ventral cavity play a significant role by containing and shielding sensitive internal organs, allowing them to function and change size as needed without causing harm to other body parts or organs. The correct answer to the question pertaining to the fluid that protects the brain and spinal cord is B. cerebrospinal fluid.