Which of the Following Is an Example of the Prisoners

Multiple Choice

Which of the following is an example of the prisoners' dilemma?

A) Firms in an industry increase their advertising expenditures, causing profits to rise.
B) A country provides subsidies to high technology firms, which are consequently able to increase market share.
C) Members of a commodity cartel produce excess output, driving down market price.
D) All of the above are correct.