Which Statement Best Reflects One of the Principles Regarding the Doctrine

Which statement best reflects one of the principles regarding the doctrine of unconscionability?

A) It is based on the assumption that the parties to a contract should have equal bargaining power.
B) Imbalance in bargaining power alone is insufficient on its own to upset a contract.
C) The court will only intervene if there is evidence of mental incapacity of one of the parties.
D) The doctrine of unconscionability imposes a positive duty to disclose information.