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 coenzyme is used in amino acid transamination reactions: 
 Options:  <1> FAD. <2> Biotin <3> Pyridoxal. <4> NAD +. <5> NADP +.
