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'.

Question: Glucagon increases the activity of: 
 Options:  <1> Protein kinase A. <2> Acetyl-CoA carboxylase. <3> Pyruvate kinase. <4> Glycogen synthase. <5> Fosfofructoquinasa-1.
1

Question: The main method for the preparation of βceto esters is the reaction known as: 
 Options:  <1> Malonic synthesis <2> Acetoacetic synthesis. <3> Condensing of Claisen. <4> Perkin reaction. <5> Hofmann reaction.
3

Question: What is the mechanism of action of octreotide ?: 
 Options:  <1> Serotonergic receptor 5-HT4 agonist. <2> Motilin receptor agonist. <3> Somatostatin receptor agonist. <4> Antagonist of the motilin receptor. <5> Somatostatin receptor antagonist.

3