Which of the Following Statements About Glycolysis Is True

Which of the following statements about glycolysis is true?

A) Glycolysis results in the release of carbon dioxide.
B) Glycolysis is a cyclical reaction.
C) Glycolysis is a reduction reaction where only glucose is reduced.
D) Glycolysis occurs twice per glucose molecule.
E) Glycolysis breaks glucose down to 2 pyruvate molecules.