Bill is the chief executive of a small computer manufacturing company that desperately needs funds to continue operating. One day a stranger comes to Bill to induce him to take part in a cocaine smuggling deal that would net Bill millions of dollars. Unbeknownst to Bill, the stranger is an undercover policeman. Bill tells the stranger to go away. The stranger persists, and after five months of arguing and cajoling, the stranger wears down Bill's will to resist. Bill agrees to take delivery of the cocaine and hands over a down payment of $10,000 to the undercover agent, who promptly arrests him for conspiracy to violate the narcotics laws. What defenses does Bill have