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'.

Ex Input:
Question: Placental lactogen has equivalent effects to: 
 Options:  <1> GH <2> Insulin. <3> Oxytocin <4> Estrogens <5> FSH.

Ex Output:
1


Ex Input:
Question: A 65-year-old man with a history of pancreatic cancer undergoing chemotherapy. Emergency consultation for pain and edema of the entire lower limb from the groin. Which diagnostic test is more cost-effective to confirm the diagnostic suspicion? 
 Options:  <1> Dimer D. <2> Magnetic resonance. <3> Phlebography <4> Venous Doppler ultrasound. <5> Helical CT

Ex Output:
4


Ex Input:
Question: The analysis of the data obtained from cases of Ebola virus disease in Guinea and Sierra Leone, allows us to affirm that: 
 Options:  <1> The mortality of the infection exceeds 85%. <2> The treatment is based on support measures (hydroelectrolitic replenishment i.v. and antibiotics). <3> More than half of the cases correspond to health personnel. <4> Gastrointestinal hemorrhage is a common cause of mortality. <5> Mortality is higher in adolescents.

Ex Output:

2