Which of the Following Contracts Requires a Writing Under the UCC,Article

Multiple Choice

Which of the following contracts requires a writing under the UCC,Article 2?

A) Jeremy, a full-time student, sold his snow blower to a friend for $450.
B) Jeremy, a full-time student, purchased a used computer from Office Plus for $300.
C) A toy manufacturer contracted to sell dolls valued at $10,000 to a department store.
D) Tobias Department Store contracted to sell Jenny a $400 doll.