A Community/public Health Nurses States That the United States Has

A community/public health nurses states that the United States has an integrated health care system.What is meant by this statement?

A) The larger for-profit managed care organizations are absorbing smaller organizations so that eventually only three to five large companies will exist.
B) Large organizations are trying to own or control a complete range of health care facilities to meet all health care needs of their enrollees.
C) Large managed care organizations are employing attorneys as employees to ensure that no malpractice suit against them can be successful.
D) Physicians are choosing to become employees to avoid paying for malpractice insurance and therefore are being absorbed into hospital systems.