Match the proenzyme on the left (1-3) with the correct enzyme activator on the right (4-6). 1) pepsinogen 4. enteropeptidase 2) trypsinogen 5. hydrochloric acid 3) procarboxypeptidase 6. trypsin
A) 1 and 6; 2 and 5; 3 and 4 B) 1 and 4; 2 and 5; 3 and 6 C) 1 and 4; 2 and 6; 3 and 5 D) 1 and 5; 2 and 6; 3 and 4 E) 1 and 5; 2 and 4; 3 and 6