Which Statement Concerning Complex II of the Electron Transport Chain

Which statement concerning Complex II of the electron transport chain is FALSE?
(I) This complex oxidizes FADH₂ and reduces coenzyme Q.
(II) This complex includes the covalently bound enzyme succinate dehydrogenase.
(III) This complex pumps protons from the matrix to the intermembrane space.
IV) This complex also oxidizes succinate to fumarate in the citric acid cycle.

A) I,II
B) II only
C) II,III
D) III only
E) IV only