Answer:
A. hacer
Explanation:
neither b, c, or d would make sense in the sentence so a is the appropiate answer.
A difference between schools in Nicaragua and Costa Rica is that in Nicaragua it is mandatory to go to school from age 6 to 12, while in Costa Rica you have to go to school from ages 3 to 15. From age 16-18 going to school is not mandatory in Costa Rica.
