Choose the Correct Path Taken by a Pair of Electrons $\rightarrow$

Multiple Choice

Choose the correct path taken by a pair of electrons as it travels down the electron-transport chain.

A) NADH $\rightarrow$ Complex I $\rightarrow$ CoQ $\rightarrow$ Complex III $\rightarrow$ Cyt c $\rightarrow$ Complex IV $\rightarrow$ O₂
B) FADH₂ $\rightarrow$ Complex I $\rightarrow$ CoQ $\rightarrow$ Complex III $\rightarrow$ Cyt c $\rightarrow$ Complex IV $\rightarrow$ O₂
C) NADH $\rightarrow$ Complex I $\rightarrow$ Complex II $\rightarrow$ Complex III $\rightarrow$ Cyt c $\rightarrow$ Complex IV $\rightarrow$ O₂
D) FADH₂ $\rightarrow$ Complex III $\rightarrow$ CoQ $\rightarrow$ Complex II $\rightarrow$ Cyt c $\rightarrow$ Complex IV $\rightarrow$ O₂
E) None of the answers is correct.