How do historians refer to the period of time that began with the scientific revolution and continues through today? A.
The dawn of globalization
B.
The Renaissance
C.
The Age of Machines
D.
The modern era

D.  The modern era

Explanation:

The term is modern era, although we can narrow it to late modern period, which began after the period of industrialization. That is why D is correct answer.

A is not correct because it doesn't refer to historical period.

B is wrong because it refers to period between 14th and 17th Century.

C. is wrong because it refer to period of first half of 20th Century mostly.

missouri compromise of 1820 which prohibited slavery

c. free trade can lead to low pay for workers in poorer countries.