Laura, a widow, sold a piece of property and planned to live off the proceeds during her retirement. laura has one son, chris, who take care of her home and plans to move in with her and take care of her when she is too old to take care of herself. chris asks her to invest her money in his restaurant, which is faltering. he tells her that if she does not lend him the money she will never see him again. she is afraid of being alone and agrees to his request, but soon changes her mind and asks for her money back. chris claims they have formed a binding contract. in fact, the contract may be voidable, because it was formed as a result of: