(A) Physical examinations and the uncovered laboratory tests together provide a more accurate diagnosis of many diseases than do physical examinations alone.
(INCORRECT - might be true but doenst build a bridge between the benefits of the labratory tests and the reduction in medical care provided by covering those)
(B) Many physicians generally oppose insurance company regulations that, in order to reduce costs, limit the use of laboratory tests.
(C) Many patients who might benefit from the uncovered laboratory tests do not have any form of health insurance.
(INCORRECT - It is not about patients not having any insurance at all)
(D) There are some illnesses that experienced physicians can diagnose accurately from physicians examination alone.
(INCORRECT - Out of scope)
(E) Laboratory tests are more costly to perform than are physical examinations.
(INCORRECT - Just a fact that is not linked to the quality of medical care)