Visa and MasterCard Have Recently Been Accused of Violating Antitrust

Visa and MasterCard have recently been accused of violating antitrust laws by placing restrictions on the prices these independent ATM operators can charge customers using other networks such as STAR or TransFund.Legislation that prohibits price-fixing is an example of how __________ forces affect the marketing environment.

A) economic
B) ecological
C) technological
D) regulatory
E) social