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: On the molecular biology of cancer: 
 Options:  <1> Oncogenes are mutated derivatives of normal genes, called protooncogenes, whose function is to promote cell proliferation or survival. <2> Oncogenes are genes that synthesize proteins that inhibit cell proliferation. <3> The tumor suppressor genes synthesize proteins that inhibit cell death. <4> Protooncogenes synthesize proteins that promote cell death. <5> Apoptosis is a form of activation of proto-oncogenes.
