Answer:
Through interaction between traders and the locals along the trade routes.
Explanation
During their trades operation, a lot of interaction happened between the traders and the local people. During those interaction, they started to learn about each other's religion, culture, scientific development in their hometown , etc.
This is where the locals learn about the religion of the traders. After the traders left, the locals will spread the knowledge about that religion to other locals and contributed to the increasing amount of followers of that religion.
Conquistadors were soldiers and explorers of the Spanish Empire or the Portuguese Empire in a general sense. During the Age of Discovery, conquistadors sailed beyond Europe to the Americas, Oceania, Africa and Asia, conquering territory and opening trade routes. They colonized much of the world for Spain and Portugal in the 16th, 17th and 18th centuries. During this time period there was many diseases that were brought from Spain and Portugal to the Americas. The Indian's immunity was weak due to the fact that they had never been exposed to the diseases that were spreading that came from Spain and Portugal.
I'm pretty sure its concurrent powers.
A common law system is the system of jurisprudence that is based on the doctrine of judicial precedent, principal under which the lower courts must follow the decisions of the higher courts, rather than on statutory laws.
[4000(0.042
5)]/2=$85 this is the answer...