Da Vinci,Jr

Da Vinci,Jr.is hired to paint a portrait of a young woman.The contract calls for the young woman to pay $10,000 for the portrait.Da Vinci,Jr.is contemplating having one of his associates paint the portrait.Generally,what are the rules in such an agreement?

A) Da Vinci,Jr. may assign the work and the payment.
B) Da Vinci,Jr. may assign the work but not the payment.
C) Da Vinci,Jr. may not assign the work but may assign the payment.
D) Da Vinci,Jr. may not assign the work nor may he assign the payment.