What did the Spanish government's land grants include that caused hardship for American Indians, and what hardship did it cause?

Explorers brought horses, cattle, pigs, and grains such as barley and wheat to the Americas. Europeans took back such American plants as corn, tomatoes, tobacco, and cocoa.

Explanation:

"germany's geographic location was an advantage when it was on the offensive in the war because it was situated next to an extremely wide river, the rhine, which was difficult for the allies to cross."

the answer is b.india