Oxidative phosphorylation is responsible for nearly all the ATP produced in your body. Select the three true statements about oxidative phosphorylation.

a. NADH and FADH2 deliver electrons to the electron transport chain during oxidative phosphorylation.
b. Oxidative phosphorylation is the second step in aerobic respiration, occurring after glycolysis but before the citric acid cycle.
c. Without oxygen,"oxidative phosphorylation would not occur.
d. Chemiosmosis is the final step in oxidative phosphorylation.
e. Some, but not all, of oxidative phosphorylation occurs inside mitochondria.