Why are large numbers of ribosomes present in mitochondria, as they specialize in producing which of the following molecules for the electron transport chain?
A) NADH (Nicotinamide Adenine Dinucleotide)
B) FADH2 (Flavin Adenine Dinucleotide)
C) ATP (Adenosine Triphosphate)
D) CO2 (Carbon Dioxide)