Raquel is an agent for Occasion Photography, owned by Luke. Without disclosing her agency status, Raquel agrees by contract to take Ella's wedding photographs. When Luke finds out, he explains the agency relationship he has with Raquel to Ella and says that he wants to take the photographs because a lady he wants to ask out on a date is expected to be at the wedding. However, despite Luke's explanation, Ella still requests that Raquel take her wedding photographs. Which of the following is true regarding the rights of the parties?

A) Ella has a right to insist that Raquel take the photographs because Ella's contract required Raquel's services.
B) Luke has a right to take the photographs only if his contract with Raquel expressly provides that he can take over her photo shoots.
C) Luke has a right to take the photographs.
D) Luke has a right to take the photographs only if the contract is in an amount over $500.
E) Luke has a right to take the photographs unless the contract Raquel has with Ella is in writing in which case Ella has the right to insist that Raquel take the photographs.