Padres mean parents, so your parents would call your grandparents "padres".
What is the audio or song, you have to listen to
Unos músicos famosos serán parte de este concierto.
A. Serán
Select the best answer
Planificar para un viaje es ________.
Answer : mirar los horarios
Explanation : When planning a trip it is necessary to know the schedules of the means of transport that we have to use to travel. "Horarios" means Schedules.
Hope this helps!