The attitude and behavior displayed by the players I believe is the best option
Answer: D
Quackery
Explanation:Quackery is a Deliberate misrepresentation of the ability of a medicine, a machine, a substance or a person to prevent or treat disease. It is may claims that you can alleviate something. It can also mean practising (Medicine) something when you have not being permitted by law or the governing body of that association to practice.
But from the question, they know that the health product is not effective yet they are selling to make profit. That's Quackery from the first definition given because their action was deliberate.
After World War II, Americans shifted to more service and agricultural jobs in a way, they decided that they should be more self-sufficient in terms of agronomy, but more importantly, they turned towards service with the rise of consumerism. Consumerism in America greatly dictated how the country has progressed in the past few decades.
B is the right answer for that reason.