Christopher Columbus sailed westward looking for a route to Asia. What does his expedition reveal about Europeans' knowledge of the world at that time?

The first ten amendments, known as the bill of rights, protect individual freedoms and limit the power of the federal government. what amendment limits the powers of the state government and extends bill of rights' protections to citizens of a state? a) 12th amendment b) 14th amendment c) 15th amendment d) 17th amendment