36. For each molecule of glucose converted to pyruvate in the glycolytic pathway ___________molecules of ATP are used initially (Stage 1) and ___________molecules of ATP are produced (Stage 2) for an overall yield of ___________molecules of ATP/glucose. The "ATP math" is:
(A) -1 +2=1
(C) -1+4=3
(B) -2 +4=2
(D) -2 +5=3
(E) 2 +2=4