Health Maintenance Organizations Have Three Major Problems That Include All

Health Maintenance organizations have three major problems that include all of the following except

A) the inability of HMOs to accurately determine the cost of health care due to rising costs.
B) call for reforms that prohibit insured from suing HMOs for providing substandard medical services.
C) a large number of companies are now subscribing to the HMOs after negotiating for a set amount of fee.
D) criticisms that bureaucrats and not doctors are making decisions about medical procedures most appropriate for a patient.