If your looking for the answer to be either hablarías/hablaría it is hablaría.
You can search it up on google translate and there’s an option there to hear how it sounds.
Answer:
estan, estamos
Explanation:
Javier y Maribel (estan) en el estadio
Nosotros (estamos) en la cafeteria
In the english these would translate to:
Javier and Marible are in the stadium
We are in the cafeteria