Yo traje un libro y un lápiz para la escuela hoy.
Ayer fui a la escuela, y tuve un examen en clase de español.
Spanishdict is a good website for translating too
the answer is D
because if it has a lot of advertisements it probably used for buisness purposes
I think the answer to your question is B I think
“se despidió” or it could be “debe despedirse”