4 is your answer: You must have basic knowledge of the history and government of the United States
Did you republicans? Well, anyways, i believe it's "scalawags."
Scalawags - a white Southerner who collaborated with northern Republicans during Reconstruction, often for personal profit. The term was used derisively by white Southern Democrats who opposed Reconstruction legislation.
I believe the answer is: <span>convenience sampling
</span><span>convenience sampling refers to the method in collecting data in which the subjects are taken from the group of people that are easily accessible by the researchers.
</span>(since Dr. Rhodes is a professor, his Students could be considered as convenience sampling)
relating to or supporting democracy or its principles / I hope it right :) hope you have a nice day