The answer would be C: Estudiabamos
El muchacho is the answer, hope this helps :)
The first opition:)
I’m not sure so don’t come for me
Okay the first one is ALTOS, the second one is SERIAS, and the last one (I'm pretty sure) is SIMPATICA.
6-Se diviertan
7-Ahorre
8-Vendrá
10-Sabía
11-Comerías
12-Habría llamado