Which of the Following Statements Is Correct

Which of the following statements is correct?

A) Limited access to the health care system is a major cause of rising health care costs.
B) Rising health care costs are a major cause of limited access to the health care system.
C) Rising health care costs have forced employers to raise real wages above labor productivity.
D) The tax subsidy that government provides for health care causes health care to be underconsumed.