Answer = B! (however, it was believed for years his name was Erik Mangus Lensherr)
The character of Bolivar Trask is the mastermind behind what feat in the X-Men comics?
A. The killing of the Dark Phoenix
B. The Creation of the Sentinels
C. Fusing Wolverine’s bones with Adamantium
D. Crippling Professor X and confining him to a wheelchair.