Aidan and Nadia Are Parties to a Contract That Allows

Aidan and Nadia are parties to a contract that allows Nadia to enforce an "acceleration clause" (as that term was used in the text) .Which of the following statements is most likely to be TRUE?

A) Nadia borrowed money from Aidan.
B) The parties' contract is subject to a condition precedent that requires Aidan to do something (such as arrange financing for the purchase) within a certain period of time.
C) Nadia is concerned that Aidan may fall into a habit of failing to make loan payments on schedule, so she wanted the right to demand immediate repayment of the outstanding balance if he pays late.
D) Aidan is indebted to Nadia, but he cannot possibly be a mortgagor.
E) Nadia is entitled to repay a debt to Aidan more quickly than their contract contemplates.