Instructions: 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: Question: They are signs and symptoms of severe anxiety:
Options: <1> Tachycardia and nausea. <2> Decreased attention and tremors. <3> Vomiting and psychomotor agitation. <4> Insomnia and malaise <5> Distorted perception and inability to communicate.
Output:
1