Movement into and out of cells — practice question

Which row indicates the changes in concentration of certain substances in red blood cells as carbon dioxide diffuses from active cells?

• Acarbonic anhydrase decreases; hydrogencarbonate ions no change; hydrogen ions no change
• Bcarbonic anhydrase increases; hydrogencarbonate ions increases; hydrogen ions increases
• Ccarbonic anhydrase no change; hydrogencarbonate ions decreases; hydrogen ions increases
• Dcarbonic anhydrase no change; hydrogencarbonate ions increases; hydrogen ions increases