Answer:
Each of the forms of the verb estar in the present tense are estoy, estás,
esta, estamos, estáis, and están. For instance, “yo estoy muy cansado”.
I think that its A because in Colombian private and public schools you have to wear a uniform but only in Spanish private schools you have to wear one.
espero que esto ayude!
The answer could be "no escribo" I do not write...