Task: Question Answering
Input (English): Question: Point out the correct answer in relation to breastfeeding: 
 Options:  <1> It is important that the mother disinfect her nipple well before starting each feeding. <2> The first feeding of breastfeeding should not be done before 6 hours of life. <3> Breastfeeding requires a fixed and strict schedule: one feeding every 4 hours. <4> Breastfeeding should not occur after 12 months of life. <5> The WHO recommends exclusive breastfeeding until 6 months of age.
Output (English): 5