Problems of the healthcare delivery system are historically rooted in balancing cost, quality, and access. these problems generated competition between the government and private sectors in the 1990s, best characterized by

Market-oriented changes, competition, and privately organized managed care programs

Explanation:

Problems related to the national health system have been reported for decades. Many people complain that there is a great difficulty regarding the use of medical services due to the imbalance between cost, quality and access to medical care. These problems have been a recurring agenda in government campaigns, as many candidates for political office have used medical care to make campaign promises and to establish competition with other governments, and these problems have generated some competition between the government. and the private sectors. An example of this happened in the 1990s, where problems with health care systems generated competition between the government and the private sectors. This competition was characterized by market-driven changes, competition, and privately managed managed care programs.

answer(b) keep oxygenated and deoxygenated blood separate;