Le agradecieron su contribución de tiempo y dinero. Hizo una contribución importante al debate. Como alcalde, hizo muchas contribuciones positivas al crecimiento de la ciudad.
Explanation:
In english v
They thanked him for his contribution of time and money. He made an important contribution to the debate. As mayor, he made many positive contributions to the growth of the city.
Habia because Habia means there were. On the other hand we have contaba which men tell, saludaba which mean said hi, and nacia which means born. so your best bet is Habia
