Jack and Jill are brother and sister with a joint savings account of over a quarter of a million dollars (made from the manufacture and distribution of water pails). Jack wants to go into business making gingerbread houses; moreover, he wants to use the quarter of a million dollars to set himself up. Jill refuses. Jack, though, finally convinces her and she lets him have the money. Jill then has a sudden change of heart and wants to get her money back. However, Jack has already used the money to purchase all of his needs to get started in the gingerbread house business. Jill files a lawsuit against her brother. The Court finds that Jack must prove the validity of the contract between Jill and him. This presupposes:

Group of answer choices

an arms length agreement

economic duress

undue influence

no consideration

fraud or innocent misrepresentation