I thinkkk its D ; Mouintains: Plains
Answer:
on ,by, in ,an,of,on, at,at,of
F. a hardship is a challenge/a situation someone has to go through. all things listed can be considered a hardship. The pioneer women faces these struggles.
If its an analogy, Its easier to do it in a sentence.
A prodigy had a lot of talent.
The answer is, a Zealot has a lot of conviction.
( I had a question like that before that's how I know but I think its Zealot. )