Munchburger, a fast-food outlet, sends an employee to hand out leaflets outside Hick's Burger, a competing fast-food outlet. The leaflets falsely accuse Hick's of using horse meat in its burgers. Hick's may successfully sue Munchburger for:
a. Disparagement
b. Invasion of privacy
c. Interference with a contractual relationship
d. Proximate cause