What was the primary objective of Christopher Columbus's plan to sail west across the Atlantic Ocean?

To discover new continents for colonization

To find a new, faster sea route to Asia for trade

To prove that the Earth was round, which was a disputed theory

To establish a new settlement for religious dissenters from Spain

How did Columbus's proposed navigational plan to reach Asia differ from the strategy being pursued by Portugal at the time?

He sailed west across the Atlantic; Portugal sailed east around Africa.

He sailed east around Africa; Portugal sailed west across the Atlantic.

He planned to use a newly invented ship that could travel much faster than any Portuguese vessels.

He intended to establish trading posts along the coast of North America before continuing on to Asia.

He was highly successful, returning to Spain with ships laden with the promised Asian riches.

He found some valuable spices but ultimately failed to locate the vast quantities of gold he expected.

He never located the vast gold or spices he had originally promised to his sponsors.

He established profitable trade routes that immediately brought wealth from spices to the Spanish crown.