Joel Sells a Violin to Key for $5,000, a Cello

Multiple Choice

Joel sells a violin to Key for $5,000, a cello to Leia for $400, and five music stands to Mica for $50. A writing is required to enforce the sale of

A) the violin only.
B) the violin and the cello only.
C) the violin, the cello, and the music stands.
D) none of the choices.