Labor Struggles and Social Injustice

https://d2l.msu.edu/d2l/le/content/380386/viewContent/3749443/View
First of all, open up this link and read the instruction.
Second, answer these questions.
As our readings on this week’s material make clear, both Rivera’s Detroit Industrial Murals and Kopple’s Harlan County, USA received some unfavorable criticism. What are the grounds on which each is negatively criticized? Are these grounds aesthetic and/or political? Drawing on your own close reading/analysis of the Murals and the documentary as well as readings from this week, respond to these critical views.