Bacteria that rely on methanotrophy for carbon and energy metabolism utilize one of these two unique pathways for carbon assimilation.

A)Serine pathway and the ribulose monophosphate pathway.
B)Acetyl-CoA pathway and the serine pathway.
C)Reductive TCA pathway and the acetyl-CoA pathway.
D)Ribulose monophosphate pathway and the reductive TCA pathway.
E)Acetyl-CoA pathway and the ribulose monophosphate pathway.