Maintaining early colonial industries in the Americas, as well as roads, buildings, and other infrastructure, would not have been possible without which factor? A the opportunity for indigenous populations to grow rich B the labor provided by Africans who had been enslaved C the willingness of European laborers to work long hours for little to no pay D the commitment of Europeans to treating indigenous populations with respect

C. the willingness of European laborers to work long hours for little to no pay

Explanation:

Industrialization in America had a very strong immigration of Europeans who left their countries fleeing the economically chaotic situations of Europe. These foreigners saw America as a land of opportunity and were soon employed to do industrial services. However, there were no labor laws at that time and it was very common for entrepreneurs to be abusive in terms of working hours and payments. In this case, in the name of necessity and because they were foreigners, many Europeans were willing to work for very low wages and often, without any wages, as they had access to food and housing.

swahili is an extremely rich and complex civilization, a set of ethnic groups articulated by a language and a series of cultural elements that fuse the african traditions, islam and indian culture. this growth was largely a result of the indian ocean trading network that brought in not just man-made riches, but also religious ideas, specifically islam, which had a significant impact on the local culture. furthermore, the development of the swahili language gave a common cultural unity to the people.

productive most commonly means: achieving or producing a significant amount or result.

explanation:

productive can also mean:

these depend on how the word productive is used. most likely productive will mean   achieving or producing a significant amount or result.