Ellie Took Her Diamond Ring to Portman Jewelers Corp

Ellie took her diamond ring to Portman Jewelers Corp. for routine cleaning. An employee at the store sold the ring to Daniel who was unaware that the ring belonged to Ellie. Which of the following statements is true in this case?

A) Ellie can recover the ring from Daniel.
B) Ellie can sue the store for conversion, but cannot recover the ring from Daniel because he was a buyer in the ordinary course of business.
C) Ellie can recover the ring from the store under the Uniform Commercial Code's ownership principles because the service element is predominant in this case.
D) Ellie cannot sue the store because the store employee acted in good faith.