The enzyme enterokinase helps in the conversion of 

1.  trypsinogen into trypsin

2.  caseinogen into casein

3.  pepsinogen into pepsin

4.  protein into polypeptides 

Match the following structures with their respective location in organs:

Select the correct option from the following:
 

Which of the following options best represents the enzyme composition of pancreatic juice?

1. Amylase, pepsin, trypsinogen, maltase

2. Peptidase, amylase, pepsin, rennin

3. Lipase, amylase, trypsinogen, pro carboxypeptidase

4. Amylase, peptidase, trypsinogen, rennin