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: Consider Input: Question: Why is chlorophyll green ?: 
 Options:  <1> Absorbs all wavelengths of the visible spectrum. <2> Absorbs wavelengths only from the red and ultra-red parts of the spectrum (680nm, 700nm). <3> Absorbs wavelengths in the red and blue parts of the visible spectrum. <4> Absorbs wavelengths only from the blue part of the visible spectrum. <5> Absorbs in the near ultraviolet.

Output: 3


Input: Consider Input: Question: The Aminoacyl-tRNAs: 
 Options:  <1> They are the precursors of the RANs. <2> They are enzymes that catalyze the synthesis of amino acids. <3> They are part of the ribosomes. <4> They are the tRNAs loaded with the amino acid specified by its anticodon sequence. <5> They are synthesized by RNA Polymerase II.

Output: 4


Input: Consider Input: Question: By what experimental procedure can we evaluate the implicit memory ?: 
 Options:  <1> The repetition priming. <2> The partial report technique. <3> The technique of the total report. <4> The method of savings. <5> The free memory.


Output: 1