A. While walking on the sidewalk next to Sue’s home, Keith sees a DVD player on a blanket spread out on the lawn near the sidewalk. After looking around to see if anyone can observe his conduct, Keith takes the DVD player back to his home and tells everyone that he owns it. B. Sarah owns a new Samsung Galaxy S-6 Smart Phone. Nick, who is in desperate need of money to pay a gambling debt, sees Sarah using the Smart Phone and walks up to her. He takes a hunting knife out of his jacket and tells Sarah he will stab her with the knife unless she gives him the Smart Phone. Sarah surrenders the phone to Nick who runs away. C. Fred knows that Amy owns a new desk top computer, printer and HD monitor. Fred also knows that Amy has set up a home office in the spare bedroom of her apartment where she keeps the new device. Fred breaks into Amy’s apartment while she is at work and takes the new desk top computer, printer and monitor. He sells Amy’s property to Frank. In each case, one person has taken the property of another. Which of these acts are crimes? What must the prosecutor prove to establish the guilt of Keith, Nick and Fred?