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 Input:
Question: Protein kinase A (PKA):
Options: <1> It induces the synthesis of glycogen in response to an increase in glucagon in the blood. <2> It is a membrane protein that is activated in response to an increase in circulating GTP. <3> It is activated through the cAMP produced in response to an increase in adrenaline in the circulation. <4> It inhibits the lipolysis of triacylglycerides accumulated in adipose tissue, in response to an increase in intracellular cAMP. <5> It is a monomeric protein that inhibits the synthesis of ATP and muscle contraction.

Ex Output:
3

Ex Input:
Question: What degree of mental disability corresponds to an IQ of thirty-six?
Options: <1> Mental disability limit. <2> Mild mental disability. <3> Moderate mental disability. <4> Severe mental disability. <5> Deep mental disability.

Ex Output:
3

Ex Input:
Question: If a patient claims to hear voices in Paris when he is in London, we say that he suffers:
Options: <1> A hallucination reflects. <2> A paranoid hallucination. <3> An extracampine hallucination. <4> An autoscopic hallucination. <5> A negative hallucination

Ex Output:
3