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'.

Example Input: Question: By what legal norm were regulated for the first time the specialties for the Diploma in Nursing and obtaining the title of Specialist Nurse? 
 Options:  <1> Order June 1, 1992 (BOE June 2). <2> Royal Decree 450/2005, of April 22 (BOE May 6). <3> Royal Decree 992/1987, of July 3 (BOE 1 of August). <4> Royal Decree 943/1986 (BOE May 14). <5> Order of July 15, 1980 (BOE of July 23).
Example Output: 3

Example Input: Question: The reordering of Cope is a reordering: 
 Options:  <1> From an allyl vinyl ether. <2> [1,3] -sigmatropic. <3> [1,2] -sigmatropic. <4> [3,3] -sigmatropic. <5> It is a cycloaddition [4 + 2].
Example Output: 4

Example Input: Question: The DNA-dependent RNA polymerase of eukaryotes and prokaryotes is inhibited by: 
 Options:  <1> Rifampicin <2> α-Amanitin. <3> Oligomycin. <4> Streptomycin. <5> Actinomycin D.
Example Output:
5