General who resigned his position in the U.S. Army, and said, "Save in defense of my native state, I hope I may never be called on to draw my sword." He later joined (and led) the Confederate army. This general's decision to join the Confederate cause demonstrates:
a) Loyalty to his home state over the federal government
b) Disillusionment with the leadership of the Union Army
c) Ambivalence towards the institution of slavery
d) A desire for personal advancement and glory