Question

What caused Robert E Lee to reject an offer to command the Union Army

A - the union was controlled by President Jefferson Davis.
B - Virginia seceded from the Union, joining the Confederacy.
C - Lee was previously committed to the Confederacy.
D - Lincoln and Lee did not agree on the future of slavery.

Answer 1

B. Virginia seceded from the Union, joining the Confederacy

Robert E. Lee was a native Virginian and when Virginia seceded he went with his home state and joined the Confederate army instead of the Union.