Answer:
a,b,c are correct... take for example Indus valley civilization
<span>The labor movement in the United States grew out of the need to protect the common interest of workers. For those in the industrial sector, organized labor unions fought for better wages, reasonable hours and safer working conditions. The labor movement led efforts to stop child labor, give health benefits and provide aid to workers who were injured or retired.</span>
2.) independence for this was the time during the French and Indian war
Specialization makes surplus of goods and services, variety of goods and services and high-quality goods and services possible. It does not make goods available in a short time frame.
Separatists are the group that we commonly refer to as Pilgrims. They settled in Plymouth. The following Separatist groups would create other towns in the area. These towns and settlements would join together to form the Massachusetts Bay Company.<span />