The answer is Glycolysis. Glycolysis is the first stage of Respiration that happens in the cytoplasm of the cell. In this process, a 6-carbon sugar molecules is broken down to form 2 molecules of 3-carbon pyruvate. The process of Glycolysis generates ATP in the presence of oxygen.
Approx. 27 years i really hope this helped!!
The real answer is B. Facilitated transport.