15. Which one of the following is the most correct of the TCA cycle?
(A)In the reaction of electron transport, the concentration of H+ is increased in the matrix space.
(B) It produces oxygen.
(C) The reaction starts from the binding of 4-carbon complex and acetyl CoA.
(D)It occurs on the intermembrane space of the mitochondria.
(E)It produces ATP as the primary energy intermediate.