The answer for this would be B and C
More grain was produced elsewhere as well as the fact that increasingly more grain was produced around the same demand of grain.
Why it was almost impossible for one party to win a majority because the candidate(s) were represented by north or south. Most south obviously didn’t vote for the north and vice Versa. Since the majority was 50/50 or very close it was almost impossible for one party to win a majority. (You can copy this i didn’t use a website)
D is the answer of this question