Answer:
Influx of gold and silver
From an economic viewpoint the discovery of new silver and gold deposits as well as the productivity increase in the silver mining industry perpetuated the price revolution. ... Also during this time the Spanish and Portuguese brought a large amount of gold from the New World to Europe.
helped the Aztec farm more productive - chinampas
helped the Inca travel long distances and communicate with their neighbors - rope bridges
helped the Maya view astronomical phenomena such as eclipses with the naked eye - pyramaid at Chichen Itza
The United States sent peacekeeping forces to Bosnia-Herzegovina in 1996.
Bosnian Serbs had been carrying out a campaign of ethnic cleansing against Bosniaks and Croatians. The United States also was involved in the Dayton Accords in November 1995, which were aimed at resolving the conflict in the Balkan region.
He was trying to find a water route west to Asia, but instead he found the Americas.
Renaissance means "rebirth". After the fall of the Roman Empire in 476 AD, all of Europe was plunged into the Dark Ages, a time when education and intelligence was lost, and people sought solace in the idea that anything that they couldn't explain, like the solar system, was simply the work of God.
It was during the Renaissance that science and intellectual thinking finally started to make a comeback.
So, the answer is B.
