Roberto Obtains an Exclusive Franchise to Sell Widgets for the Acme

Roberto obtains an exclusive franchise to sell widgets for the Acme Widget Company. The exclusive franchise covers the entire State of Wisconsin for a period of three years. In this case:

A) the manufacturer is obligated to use his best efforts to supply the goods even if no such clause appears in the written franchise agreement.
B) Roberto has an implied obligation to use his best efforts to promote the sale of the widgets.
C) under the UCC, such an agreement lacks consideration.
D) Two of these but not all three.