The underlined word means "Sing" or "to sing"
The correct answer is:
A. Ha
The answer is C.
because,
the first one is saying that Luisa woke up, the second one is that Luisa is getting up, the third one that Luisa is getting out of the house, and the fourth one that Luisa got to school in time.
Es prácticamente lo mismo no creo que haya diferencia
