¿Por que es necesario conocer las causas del terrorismo? Fundamenta tu respuesta

the question is asking about the things that may have affected and what they effects had on the spanish conquest and settlement of america

explanation:

d.summerains, the last one

nothing certain is known about what happened, but it seems that the country declined gradually, perhaps due to bad government, or, more likely, due to a series of bad harvests, which resulted in widespread and recurrent famine.

a stronger central government  

its what they are