The Alien Act made it more difficult for an immigrant to earn his/her citizenship. The Sedition Act made it a crime to speak against the government during the war effort. However, this caused problems regarding the First Amendment of the Constitution. Your answer for this question would be C.
Lincoln wanted all the Confederate States to join back the union and he did that by issuing the Emancipation Proclamation which basically stated that if the Confederate states did not join the Union by January 1, 1863 then all slaves would be freed.