Protein, Fat, and Carbohydrate Catabolism All Share Some Key Steps

Protein, fat, and carbohydrate catabolism all share some key steps. Which of the following statements describes a part of catabolism that these biomolecules have in common?

A) These biomolecules undergo hydrolysis.
B) These biomolecules are broken down and then react to become acetyl CoA.
C) Acetyl CoA from these biomolecules enters the citric acid cycle.
D) The carbons in these biomolecules are eventually converted into CO₂ and coenzyme A.
E) Proteins, fats, and carbohydrates share all of these catabolic steps.