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'.

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

[EX Q]: Question: The activation of arterial baroreceptors causes: 
 Options:  <1> Stimulation of the bulbar pressure center. <2> Activation of the parasympathetic. <3> Increased blood pressure. <4> Tachycardia. <5> Positive inotropic effect.
[EX A]: 2

[EX Q]: Question: In eukaryotes, RNA polymerase I transcribes: 
 Options:  <1> Small rRNA <2> Pre-mRNA. <3> ARNsno. <4> ARNt. <5> Large rRNA.
[EX A]:
5