Answer: I think it may be A. (It shows how determined Elion was to learn more about biochemistry.)
To expose unfair judging practices at a contest
I'm so sorry if this isin't the answer, please don't attack me!
Because Claudius was very untrustworthy.
Answer:
Calpurnia is being motherly, taking the kids to church after washing them the night before, making sure they were dressed and ready to go to church that day, protecting them from a criticizing negro woman.
Explanation:
A Translation to other languages