Completar frases Valdivia CultureVersión en línea In the following reading comprehension about Valdivia Culture, filling the gap using present and past simple tense. por DANNA NICOLE VERA ANTON 1 facilities 1997 was was configured promotes This is the first community museum in the country and it the importance with which their aboriginal ancestors dressed . These collect samples and archaeological pieces of the Valdivia Culture , declared in as National Cultural Heritage , for being the oldest agro - pottery culture of Ecuador . This the period when food production brought with it the possession of the land and , consequently , it recognized as belonging to a certain community . This scenario a new form of organization of social relations .