National Food Suppliers Such as Metro, Sobeys, and Loblaws Dominate

National food suppliers such as Metro, Sobeys, and Loblaws dominate the retail grocery industry in Canada, purchasing huge quantities of fresh, frozen, and packaged food products for their grocery stores. This example illustrates

A) there are a few buyers with immense buying power in the B2B market.
B) the need for self-regulation.
C) the impact of the global food shortage on North America.
D) the need for government intervention.
E) the weakness of the grocery industry.