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: In the technique of atomic absorption spectrometry, the use of an electrothermal atomizer instead of the flame provides: 
 Options:  <1> Greater accuracy <2> Greater precision. <3> Greater sample consumption <4> Longer analysis times. <5> Greater sensitivity
Example Output: 5

Example Input: Question: The reaction conditions for the preparation of 2-methyl-2-methoxypropan-1-ol from 2,2-dimethyloxirane are: 
 Options:  <1> Methanol in acid medium. <2> Lithium aluminum hydride in methanol. <3> Methylmagnesium bromide and subsequent hydrolysis. <4> Sodium methoxide in methanol. <5> Triphenylphosphine in methanol.
Example Output: 1

Example Input: Question: Gluconeogenesis is active in: 
 Options:  <1> Brain and nervous tissue. <2> Liver and renal cortex. <3> Erythrocytes <4> Testicles and renal medulla. <5> Skeletal muscle
Example Output:
2