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 target of the aminoglycoside antibacterials is the: 
 Options:  <1> DNA polymerase <2> Transpeptidation of peptidoglycan. <3> 30S subunit of the ribosome. <4> RNA polymerase <5> DNA gyrase.
