I think it looks good but why do you have to include Minnesota native I don’t think it really matters
Both C and D are the same so either could be correct, but it is not a or b that’s for sure
If a person were using this source and the tables to which it refers to a primary source.
I think the answer is B) a primary source since in most research projects it's important to use primary instead of secondary sources!
~ Hope I helped & Good luck!
The exposition is the answer.