Kathy Sells Her Business to Lucy for $40,000 Including the Stock

Kathy sells her business to Lucy for $40,000 including the stock, the goodwill, and the remainder of the lease. The landlord agrees that Kathy may end her involvement with the leased premises and that Lucy may take over the remainder of the lease on the same terms, and a new lease reflecting this is drawn up and signed by the landlord and Lucy. This new lease is an example of

A) an equitable assignment.
B) a statutory assignment.
C) a novation.
D) a constructive trust.
E) a negotiable instrument.