A las 4:00 estaremos sirviendo.
Los tiquetes serán $3.00
<span>El contador termina su tercer año de estudios.</span>
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.
The answer is A. Tú tocas el piano. Because Tu tocas is the only correct way of saying you are playing the piano in this instance. C is saying "tocan" which is wrong because it's saying you but then using a the group form of playing. The same thing with B, it's also using the group form of playing and it's past tense. And D is using the I form of playing not the you form.