Which of the Following Statements Is True Concerning Cholesterol Metabolism

Which of the following statements is true concerning cholesterol metabolism?

A) HMG-CoA synthase catalyzes the reaction between two molecules of acetyl-CoA.
B) Mevalonate is produced by the reduction of HMG-CoA.
C) cholesterol synthesis occurs in the mitochondria of cells.
D) Squalene is formed by reduction of lanosterol.
E) HMG-CoA reductase is activated by cholesterol.