Which of the Following Is False Regarding the UCC's Signature

Multiple Choice

Which of the following is false regarding the UCC's signature requirement for a negotiable instrument?

A) A signature may be made manually.
B) The signature may be an assumed name.
C) The UCC prohibits an X from being used as a signature.
D) A signature may be made by means of a device or machine.
E) The signature of an agent on behalf of the principal binds the principal and satisfies the signature requirement.