Which of the following was a direct result of Vasco Da Gama's voyage of 1497-1499?
a)Portugal's wealth increased due to their control of the spice trade with India
b)Portugal controlled all of the newly discovered territories in North America
c)Prince Henry no longer had personal interest in funding voyages for exploration
d)Portuguese sailors adopted new navigation technology learned from African navigators
"a) Portugal's wealth increased due to their control of the spice trade with India" was a direct result of Vasco Da Gama's voyage of 1497-1499, since this meant that Italian traders no longer had to use land routes.
