Definition: 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: The tetracyclines act on the: 
 Options:  <1> DNA polymerase <2> Transpeptidation of the peptidoglycan in the wall. <3> RNA polymeres <4> 30S subunit of the ribosome. <5> DNA gyrase.
