Considering the question of which house of Congress must the U.S. President first submit a bill increasing the income tax the answer is:
The House of Representatives.
This issue is addressed under Article 1, Section 7, Clause 1, of the United States Constitution.
The text under this section goes thus "All Bills for raising Revenue shall originate in the House of Representatives, but the Senate may propose or concur with Amendments as on other Bills."
Hence, in this case, the correct answer is "the House of Representatives; under Article 1, Section 7, Clause 1 of the United States.
I believe the answer is D as B and C are just completely false and while A could be possible its not the answer because granting voting rights to former slaves doesn't really punish the south but it does give former slaves suffrage. So its D
Answer: President Lincoln's First Inaugural Address focused on reassuring the Southern states that the president would not try to strip them of their slaves and that he would try to find a way to help them secure slavery if it would make them happy