The expression "the doctrine of unshakable foundations" was once used by a critic in an effort to illuminate the dogmatic nature of certain economic and political philosophies whose adherents, when confronted with the failure of a policy designed to put their philosophy into practice, can conceive of only one reaction: to design another, different policy for putting it into practice.
It can be inferred from the passage above that the critic would approve if the adherents
(A) had the courage to try a failed policy again without any changes
Incorrectthis can happen again and again, but not weakens expression
(B) had refrained from trying to put any of their philosophies into practice
Incorrectno chance to weakens expression
(C)
allowed failure of a policy to lead them to question the underpinnings of their philosophies Correctwhen failures weakens the expression, critic approve because his efforts to illuminate
(D) concluded from the failure of a policy of theirs that the policy must not have reflected their philosophy adequately
Incorrectbut they can change and reapply
(E) carefully analyzed those traits of a failed policy that appear promising despite the overall failure
Incorrectso it can be apply more