Question

What is one of the defining characteristics of the modern era?

A.Human actions have a less of an impact on the environment than they did during other eras.
B.Interactions and exchanges between cultures have become easier than ever before.
C.Countries are better abel to build strong economies without trading with their neighbors.
D.Most countries have done away with social and economic hierarchies

Answer 1

B.Interactions and exchanges between cultures have become easier than ever before.