Danton, a Mentally Impaired Person, Is Asked by Elmer to Sign

Multiple Choice

Danton, a mentally impaired person, is asked by Elmer to sign a piece of pa?per that he says is an autograph book. In fact, the document is a note. If later sued on the note by an HDC

A) Danton must pay the note.
B) Danton's best defense would be fraud in the execution.
C) Danton's best defense would be fraud in the inducement.
D) Danton's best defense would be mistake.