Use a comma to set off a -a phrase that is added after an inependent clause and is preceded by a comma.

In what way is victor frankenstein, instead of his creation, most clearly monstrous? a.he disconnects from his family and friends. b.he wishes that he could control the world with his monster. c.he believes that he can achieve success in the scientific world. d.he becomes angry at the monster, even though he created it.