The Escalating Costs That Plague the United States' Health Care

The escalating costs that plague the United States' health care system​

A) ​have stabilized in the past five years, but still represent a problem.
B) ​are unique to the United States and Canada and do not affect other countries around the world.
C) ​are larger problems in European countries than in the United States.
D) ​are more serious in the United States, but affect all industrialized countries.