Why did europeans from the 1400's want to send explorers to east asia?

Interpretations of the concept that "all men are created equal" have changed since the declaration of independence was written. which historical development best illustrates this change. apex

34. in 2009, impaired drivers killed 154 a. child passengers of vehicles b. other motorists c. pedestrians d. none of the above

Why do many scientists suppose the land bridge theory of migration?