I can only answer some of these but
3 - Harriet Beecher
4 - Popular Sovereignty
^ These are confirmed, I'm sure of it
Now, I'll assume on these ones
2 - Bleeding Kansas
1 - Wilmot Proviso
5 - Fugitive Slave Act
I apologize if I'm wrong on these
1.i think it is b
2. 1876
3.c
The answer is D because, that is the only answer that shows history in the light of great activity. B and C are irrelevant and A, means they were being controlled.