How many H+ ions are transported by the vacuole H+-ATPase pump and the vacuole H+-phosphatase pump per hydrolysis of ATP and pyrophosphate respectively?

How many H+ ions are transported by the vacuole H+-ATPase pump and the

1.	How many H+ ions are transported by the vacuole H+-ATPase pump and the vacuole H+-phosphatase pump per hydrolysis of ATP and pyrophosphate respectively?
A.	1, 1
B.	1, 2
C.	2, 1
D.	2, 2
Answer» D. 2, 2