Why did Spanish and Portuguese leaders seek out oceanic routes for trade?

Why did Spanish and Portuguese leaders seek out oceanic routes for trade with the East in the fifteenth century? ... Spanish men were given land and labor in the Americas.

answer: the third option is your answer

explanation:

in which two ways were the northeast woodland indians and the southeast indians similar? both collaborated to form the iroquois confederacy. both cultivated the crops of corn, beans, and squash. both lived in rich environments of swamps and rivers. both lived in tree-bark dwellings called wigwams. both expected men to hunt, while women farmed.