Scenario: Mr. and Mrs. Smith, an elderly couple, were having a difficult time taking care of their daily chores. When Mr. Smith became ill, the Smiths asked a friend, Henry, to help with various tasks including housekeeping, cleaning, and cooking. Although the Smiths never promise to pay him, Henry performed the chores for eighteen months. Henry now claims that he is entitled to a reasonable value for the services performed. When the Smiths do not pay him, Henry hires and attorney who files a lawsuit.

Question: When the case goes to court, what will the attorney for the Smiths likely argue? What contract law element(s) (out of: Mutual assent (i.e., offer and acceptance) Real assent (no duress, undue influence, misrepresentation, mistake, or incapacity) Consideration and/or Legality) will the Smiths' attorney likely say is(are) missing? AND When the case goes to court, what will the attorney for Henry likely argue? What potential contract law concept will he likely rely upon?