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: In the regulation of glycogen metabolism by adrenaline: 
 Options:  <1> Adenylate cyclase is inhibited. <2> Protein kinase A is inhibited through cAMP. <3> Glycogen synthetase is inhibited by phosphorylation. <4> Glycogen phosphorylase is inhibited by phosphorylation. <5> The main enzyme that carries it out is protein kinase C.
