Answer:
A claim
Explanation:
I'm not 100% sure since there can be a lot of different answers for fill in the blank questions like this, but a claim is a statement, assertion, or opinion that isn't necessarily fact based, so you would need to prove it.
(Hopefully that helped!)
More information,so i can have more understanding.
Answer:
C.
Explanation: Only their adoptive parents would know information about them, if not they could tell them what orphanage they come from and work their way up the chain.
Answer is D Immune protein
I believe it may be C or D, but am not quite sure since there is no provided background knowledge (the poem itself)