Answer:
Please re do your question I not able to understand what is your problem asking.
the answer is A. Imperfecto progresivo.
The progressive imperfect is used to express something that was taking place in the past. It is formed using the verb to be in past (in this case: estaba) plus the verb ending in ing (ando, endo, in this case: cantando). It is mainly used for: on-going actions that were happening in the past.
Answer:
Un dia yo y mis amigos estabamos jugando alas escondidillas. Despues de un rato llego el nino malo de la vecindad y quiso jugar con con nodotros pero le dijimos que no. Con el teimpo se enojo y le quiso pegar a todos pero dio un paso en falso y se callo enfrente de nosotros. Cuando vi lo que occurio pense a mi mismo "Ojo por ojo y diente por diente".
Explanation:
you can modify it a bit if you want
