Sally's mother (Jane) has to go into a nursing home because she can no longer take care of herself. Sally draws up a contract with Jane that makes Sally Jane's personal assistant for a salary of $10,000 a month. The contract is for five years. Jane has trusted Sally and relied on her to handle her finances for the past several years. When Sally's sister Sarah hears about it she tells Jane the contact is voidable. Is there a possibility that contract can be avoided? If so, on what basis?

Group of answer choices

No, both parties are adults and are bound by the contract.

Yes, but only if a mistake can be proven.

Yes, but only if manipulative duress can be proven.

Yes, on the basis of undue influence.

No, unless Jane has been declared incompetent.