Correct the following statements by deleting one of entries (given in bold).

a. Goblet cells are located in the intestinal mucosal epithelium and secrete chymotrypsin / mucus.

b. Fats are broken down into di- and monoglycerides with the help of amylase/ lipases.

c. Gastric glands of stomach mucosa have oxyntic cell / chief cells which secrete HCl.

d. Saliva contains enzymes that digest starch /protein.