Stress squeezing an object
Answer:
What led to the outbreak of the bloodiest conflict in the history of North America? A common explanation is that the Civil War was fought over the moral issue of slavery. In fact, it was the economics of slavery and political control of that system that was central to the conflict.
Answer:
Sarada was so excited when she snuck away from Naruto and Cho-Cho to the building where her father was hiding, that it caused her to awaken her Sharingan. Sarada's love for her father who she has not seen since she was a baby was so strong, that it caused the famous Uchiha Kekkei Genkai to awaken.
D is the answer although it could be A. D or A.
President Lincoln delayed the issuance of the emancipation proclamation to give conservatives in the Northern states time to adjust to the new reality and to wait until after the Union Army had achieved a major military victory. His concern was that the proclamation would be viewed as worthless without the backing of all citizens in the North and an army to match.