Lincoln was against it and in all honesty, so was Douglas. Douglas knew however, that even if he did not agree with it completely, He had a better chance of winning. I believe that Douglas was okay with it to a certain point while Lincoln disagreed with the whole concept.
To answer your question, the correct answer would be B) Assimilation
Hope I helped ~kashout kam (if you need any additional help I'm really good at math and science I can help you in history a little bit)
Answer: D
Explanation: Spanish Civil War, (1936–39), military revolt against the Republican government of Spain, supported by conservative elements within the country. When an initial military coup failed to win control of the entire country, a bloody civil war ensued, fought with great ferocity on both sides.