How did this land settlement affect Spain?

— ExhibitC

— Exhibit -

In 1493, Pope Alexander VI settled land disputes between Spain and Portugal by creating the Line of Demarcation on the map of the world.

How did this land settlement affect Spain?
A . gained control of exploration in North America
B . lost its right to explore and trade in South America
C . stopped competing with England for power and wealth
D . gained a monopoly of the spice trade with India
E . took over the ivory trade with African kingdoms

Answer: A