Task: Question Answering
Input (English): Question: A procedure to identify health problems is through the agreement of people who have qualified information about the community. Two of the most frequently used techniques are: 
 Options:  <1> The questionnaire and the programs. <2> The techniques by indicators and by criteria. <3> The Delphi technique and the Nominal Group technique. <4> The questionnaire and the community forum. <5> All the previous answers are correct.
Output (English): 3