21. Which of the following statements about the pentose phosphate pathway is correct?(A)It generates 36 mol of ATP per mole of glucose consumed.(B)It generates 6 moles of CO2 for each mole of glucose consumed(C)It is a reductive pathway; it consumes NADH.(D)It is present in plants, but not in animals.(E) It provides precursors for the synthesis of nucleotides.