Which two sentences explain the north's opposition to the use of slavery in the south?

the slave population increased the south's representation in congress.

northerners saw slavery as an immoral and unjust practice.

northern farmers couldn’t compete with southern plantations supported by slave labor.

southerners refused to trade slaves with plantation owners in the north.

the north believed that slavery prevented the south from using modern farm equipment.

Explanation:

President Lincoln demanded that the war was not about bondage or black rights; it was a war to safeguard the Union. His words were not just gone for the devoted southern states, in any case - most white northerners were not keen on battling to free slaves or in offering rights to black individuals. Therefore, the administration dismissed African American volunteers who raced to enroll. Lincoln maintained the laws banishing blacks from the military, demonstrating to northern whites that their race benefit would not be undermined.

i think it would be a