The example that best represents a monopolistic competition is option D) “A company wins a contract to be the sole provider of phone and cable television service for a city.”
Monopolistic competition always refers to a company offering a service and has no other companies to compete with. In this case, consumers cannot choose among different providers of the same service.
Options A and B are incorrect since in the examples there are companies and chains competing one another in a given area.
Option C is also incorrect since a family is making a decision based on the facilities offered by a hotel which does not mean that there are no other hotels in the vacation area they chose.
At first, Nixon refused to hand over the tapes, pleading executive privilege, the principle that White House conversations should remain confidential to protect national security.