Need asap will mark !

after the battle of gettysburg

a)the south started to gain momentum in the war
b)lincoln spoke of a country reunited
c)george mclellan resigned as a union leader
d)the south surrender

Which of the following is not true about isaac stevens, the first territorial governor of washngton a he was friends with the president franklin pierce b he graduated first in his class at west point academy che served in the mexican-american war he reluctantly accepted the job as governor