It’s A.
B is incorrect because it says days, not hours.
C is incorrect because it says “going to wait”, not “have been waiting”.
D is incorrect because it is not present progressive, it is just simple present tense.
Which level spanish is this?
Rodrigo Corona:
Años: 15
Fecha de Nacimiento: 9 de Enero
Hora del examen: 9:15 a.m.