Which one of the following is the correct sequential order in which the given enzymes of kreb’s cycle are formed after a molecule of acetyl CoA______________?

A. Citrate, Oxalocetate, Ketoglutarate
B. Ketoglutarate, Oxalocetate, Citrate
C. Citrate, Ketoglutarate, Oxalocetate
D. Oxalocetate, Ketoglutarate, Citrate