Answer:
The verb is in the past tense.
The subject is in the first person plural.
Explanation:
Because the sentence is indicating an action in the past which is to write, being narrated in a plural way in the first person, we could also translate it to "We wrote yesterday".
Mi mamá ha preparado la carne.
Mi hermana Pilar ha hervido las papas.
Mi novia Maria ha cocinado la carne junto con mi mamá.
B. frecuentemente
tengo examen lo siento