When Americans embraced the idea of Manifest Destiny, they believed they were destined to discover gold in California.
it was their duty to respect American Indians’ rights.
they were destined to colonize more countries.
it was their duty to spread democracy.

it was their duty to spread democracy.

Explanation:

Manifest Destiny was an idea that was really famous in the 19th century with Americans. It was the idea that Americans were destined by God to spread across North America, the ideas of capitalism and democracy.

This type of thought drove Americans increasingly westward as they pushed to reach the Pacific and gave them 'justification' for the eviction of Native tribes from their ancestral lands.

the great awakening and enlightenment drew together all british subjects with new experiences and educational opportunities for both of them

in 1989, tiananmen square in beijing was the site of china’s main industries. china’s government headquarters. -pro-democracy demonstrations. (second choice)