Why did Europeans need to find a new route to Asia?

They wanted a direct trade route to Africa and Asia.

Explanation:

The land routes to Asia were very dangerous and risky so the Europeans wanted to find a direct route by sea that would hopefully be more efficient. The long route to Asia (such as the one Christopher Columbus took) involved to much supplies and took way to long to arrive at their destination making the trip very costly. i hope this helps!

slavery, abortion, donald trump, gay marriage, racial rights, immigration  

explanation:

anything that has been broth up to the supreme court is something of grate political divide   so just look as court cases

option d is correct. corroborated sources of historical evidence   is necessary to validate a claim about an event in history.

historians tend to use written sources, but audio and visual materials as well as artifacts are important objects that supply information to modern historians.

historical sources are usually divided into two categories: primary and secondary sources. depending on the historian's intent, some sources shift their designation. determining what type of sources toimplement, and the level of credibility and reliability of those sources, is a significant step in critical thinking for the historian.

explanation: