Recall the Application About the Salaries Paid in Major League

Recall the Application about the salaries paid in Major League Baseball to answer the following question(s) . Some Major League Baseball players are free agents, meaning they are free to negotiate a contract with any team. Other players are journeymen and apprentices, who are restricted to a single team.
-Recall the Application. On average, free agents in Major League Baseball tend to be paid a salary ________ their marginal revenue product.

A) significantly higher than
B) significantly lower than
C) close to
D) unrelated to