In the United States the per capita costs of schooling ... ...

Why does the author consider the results from increased educational expenditures to be “even stranger” than those from increased medical expenditures?
(A) The aging of the population should have had an impact only on medical care, not on education.
(B) ...
(C) ...
(D) ...
(E) ...

*This question is included in Nova Press: Set B - The Six Question Types: Practice