Which of the Following Is Needed in Order for the Implied

Which of the following is needed in order for the implied warranty of fitness for a particular purpose to be applied?

A) Both parties must be merchants and a sale must be involved.
B) Both parties must be merchants, and either a sale or lease may be involved.
C) The seller must be a merchant and a sale must be involved.
D) The seller or lessor must be a merchant, and either a sale or lease may be involved.
E) None of these.