"The purpose of marketing is to make a sale" - is an example if the consultative relationship perspective

What is the key to being seen on Facebook?

A) A welcoming home page B) Interactivity C) Frequent newsfeeds D) Utilization of algorithms for postings E) Increased numbers of "likes" and "fans"

When tacit cooperation has the effect of reducing supply and increasing prices, it is known as

A) monopolistic competition. B) explicit collusion. C) competitive parity. D) tacit collusion.