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: Consider Input: Question: Indicate the amino acid that, under physiological conditions, has an uncharged side chain: 
 Options:  <1> Arginine <2> Aspartic acid. <3> Glutamic acid. <4> Lysine <5> Threonine

Output: 5


Input: Consider Input: Question: What serum immunoglobulin will synthesize an activated B lymphocyte that has not been stimulated through CD40 ?: 
 Options:  <1> Any. <2> IgE <3> IgM <4> IgA <5> IgG

Output: 3


Input: Consider Input: Question: Which of the following layers must pass through the sperm to reach the egg during fertilization? 
 Options:  <1> Endometrial zone <2> Pellucid zone. <3> Striated area. <4> Sticky zone <5> Myometrial zone.


Output: 2