Answer:
The right answer is, D. Mi ahijado y yo íbamos al parque a jugar al tenis por las tardes.
Step-by-step explanation:
Because imperfect time is one that expresses actions that have been carried out in the past but that have not yet materialized its end, taking into account the above, we must identify the narrator, the number and the gender in the sentence in this way we will be able to conjugate correctly the verbs and that is consistent with what is being expressed