What was a result of the development of mass production? A. Unskilled workers were easy to replace.
B. Factories trained workers in a variety of tasks.
C. More skilled workers were hired to operate machinery.
D. Factories spent more money on worker safety measures.

A. Unskilled workers were easy to replace.

Explanation:

Rigth on EDGE

1. darius the great     persia  

2. piankhi       nubia

3. ezana       aksum

4.     nebuchadnezzar     babylonia

5. shalmaneser iii     assyria

the foundation of greek city-states: following the fall of the mycenaean civilization in the 10th century bc, the area surrounding the empire went through its own mini dark ages. answer and explanation