Which of the Following Are True of Demilunes (Select All

Multiple Choice

Which of the following are true of demilunes (Select all that apply. ) ?

A) They are present in seromucous acini.
B) They are a group of serous cells arranged in half-moon clusters.
C) They are only present in connective tissue.
D) They secrete their product between the cell walls of underlying mucous cells.
E) They are the primary source of amalyse.