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'.

Example Input: Question: A 55-year-old woman with adrenal insufficiency has been prescribed corticosteroid treatment. Which of the following instructions would you provide in relation to this treatment?
Options: <1> Take the drug first thing in the morning. <2> Take the drug before bedtime. <3> Exclude foods rich in calcium and vitamin D from the diet. <4> Eat a diet low in calories and protein. <5> Monitor the decrease in blood pressure.
Example Output: 1

Example Input: Question: A biosensor consists of:
Options: <1> A receiver, a transducer, and an enzymatic brand. <2> A receptor and an enzymatic brand. <3> A transducer and an enzymatic brand. <4> A receiver and a transducer. <5> A receptor and an antibody.
Example Output: 4

Example Input: Question: The reaction of an alkene with metachloroperbenzoic acid causes a cyclic ether which is called:
Options: <1> Furano <2> Dioxane <3> Epoxide <4> Azirano <5> Lactone
Example Output:
3