Per molecule of glucose (two turns of the citric acid cycle), what are the net products of the citric acid (Krebs) cycle, excluding ATP/GTP and reduced cofactors generated by pyruvate dehydrogenase?

• A. 6 $C_{O}2$, 8 NADH, 2 FADH$2_{}$, and 2 GTP
• B. 4 $C_{O}2$, 6 NADH, 2 FADH$2_{}$, and 2 GTP
• C. 4 $C_{O}2$, 8 NADH, 2 FADH$2_{}$, and 2 GTP
• D. 2 $C_{O}2$, 3 NADH, 1 FADH$2_{}$, and 1 GTP

Answer: (B)