To test the ------- of borrowing from one field of study to enrich another, simply investigate the extent’ to which terms from the one may, without forcing, be ------- the other.
(A) risk … confused with
(B) universality … applied to
(C) decorum . .illuminated by
(D) rate … superseded by
(E) efficacy … utilized by
After eliminating remaining options using math strategy, I was left with B and E. I chose B but the answer seems to be E.
Could you please explain why E was preferred here?
Source : Bigbook