A real-estate agent, Jones, was owed a $17,000 commission, having sold property for Mr. Quick. Mr. Quick couldn't be found, but Jones did find his wife and learned that she had over $20,000 in treasury bills. Mr. Jones told her that if she didn't assign to him $17,000 of the $20,000, he would make sure her husband was imprisoned for his debts and "for other crimes" he knew about. If she did make an assignment in writing to Jones of the $17,000 but later tried to void the agreement, she would argue which of the following?

Group of answer choices

Mistake

Privity

Duress

Statutory assignment

Non est factum