Question

people donate bone marrow so those in need can produce (1 point)
o muscles.
o bones.
o blood.
o vessels.

Explanation:

Bone marrow is responsible for producing blood - cells. Donating bone marrow helps patients who cannot produce sufficient blood - cells on their own. Muscles, bones, and vessels are not the direct products of bone - marrow donation for production purposes.

Answer:

C. blood