is walmart good for America

Watch the documentary: Is Walmart Good for America   https://www.pbs.org/wgbh/frontline/film/showswalmart/
Address the following in a 300-word essay:
Consider the matter of rock-bottom prices at Walmart. What would a functionalist think of Walmart’s model of squeezing vendors to get the absolute lowest prices so it can pass them along to core nation consumers?