[SOLVED] the United States is a republic

Instructions: Choose three (3) of the following prompts and respond to each in 250 to 300 words. Begin with stating the question in bold. This section of the exam must be submitted no later than the indicated date at 11:59 p.m. Do you believe that the United States is a republic? Or, has it become an oligarchy? If a republic, what social forces have kept it so? If an oligarchy, what social forces have promoted this change?
How has globalization affected the American workforce?
What role has the depletion of resources had in effecting general social change in history?
How do recent advances in communications and transportation technologies affect the speed of sociocultural change?
Use, quote, and cite any outside sources that are used!