Most sociological research uses as sources of information.

In conducting research, sociologists draw upon data from a variety of sources on different subjects: economy, finance, demography, health, education, crime, culture, environment, agriculture, etc. This data is gathered and made available by governments, social science scholars, and students from various disciplines.

Explanation:

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.