Question

in the medical term collagen, the suffix means multiple choice formation of solid. sinew. pertaining to. bone.

Explanation:

In the medical - term "collagen", the root "colla -" means glue or sinew. The suffix doesn't have the meanings of formation of, solid, pertaining to, or bone. So, the relevant meaning here related to the term's origin is sinew.

Answer:

C. sinew