David Lost a Foot When an Explosive Detonated Under His

Multiple Choice

David lost a foot when an explosive detonated under his Humvee during an Army convoy mission in Iraq.While recovering in a hospital,David's physician warned him that he might experience "phantom pain." This means that David may​ 

A) experience a sensation of pain that seems to originate in his missing foot. 
B) experience vivid flashbacks of his combat injury. 
C) experience pain in his remaining foot. 
D) continue to feel pain in his injured leg, as this type of injury never fully heals.