The Anaerobic Reactions of Cellular Respiration Occur in the ________

Multiple Choice

The anaerobic reactions of cellular respiration occur in the ________ , whereas the aerobic reactions of cellular respiration occur in the  ________. 

A) mitochondria with O₂ required; cytoplasm with O₂ required
B) cytoplasm without O₂ required; cytoplasm with CO₂ required
C) mitochondria without O₂ required; mitochondria with O₂ required
D) cytoplasm without O₂ required; mitochondria with O₂ required