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: What proportion of insulin and C-peptide synthesize the beta cells of the islets of Langerhans? 
 Options:  <1> One molecule of insulin per C peptide <2> Two molecules of insulin for each peptide C. <3> One molecule of insulin for every two peptides C. <4> Peptide C is synthesized in C cells <5> There is a variable proportion between the synthesis of insulin and that of peptide C.
