The Most Senseless and Disastrous Move Ordered by Robert E

The most senseless and disastrous move ordered by Robert E.Lee during the Civil War was

A) his advance toward Washington, D.C. during the Seven Days' Battles.
B) his decision to move into Pennsylvania to relieve the Virginians who had been in the midst of so much of the fighting.
C) the Battle of Antietam, where Lee had overextended his forces into Maryland and was forced into a retreat.
D) his decision to send a group of over 12,500 men to break the Union line at Gettysburg-two-thirds of whom were killed, wounded or captured.
E) leading Grant on a military chase that lasted for weeks and eventually put Lee's men in trenches outside Petersburg, Virginia for nine long, miserable months.