Which statement is wrong for Krebs' cycle?

1. A
   There is one point in the cycle where ${\text{FAD}}^{+}$ is reduced to ${\text{FADH}}_2$
2. B
   During conversion of succinyl $\text{CoA}$ to succinic acid, a molecule of $\text{GTP}$ is synthesised
3. C
   The cycle starts with condensation of acetyl group (acetyl $\text{CoA}$) with pyruvic acid to yield citric acid
4. D
   There are three points in the cycle where ${\text{NAD}}^{+}$ is reduced to $\text{NADH}+{\text{H}}^{+}$