What are three major theoretical perspectives of Sociology?

For this Assignment, you will write a 3 to 5 page essay with the following elements:
An introduction that describes the forces behind population change.
A discussion of the effects on the environment when population change results in urbanization.
An analysis of the effects of effects population change from the structural-functional, social-conflict, and symbolic interaction approaches.
A summary that reviews the major points of the paper and offers one suggestion for further study on the issues related to population change and the environment.
Citations from at least two references. You may use the course materials as references for this Assignment.