Definition: In this task, you are given a multiple-choice question about healthcare. Answer the question based on your information and classify your answers into '1', '2', '3', and '4'.
Input: Question: Indicate the correct answer regarding the pancreas: 
 Options:  <1> Your alpha cells secrete insulin. <2> Its F cells produce somatostatin, which accelerates the secretion of glucagon. <3> Your alpha cells secrete glucagon, which increases the concentration of blood glucose. <4> It is an exclusively endocrine gland. <5> Its delta cells secrete pancreatic polypeptide.
