If significant amounts of materials are removed from the citric acid cycle to produce amino acids for protein synthesis, which of the following will result?

• A. Less ATP will be produced by the cell.
• B. Less CO₂ will be produced by the cell.
• C. The four-carbon compound that combines with acetyl CoA will have to be made by some other process.
• D. The first two answers are correct.
• E. The first three answers are correct.