In which of the following cases would it most likely be appropriate to use the company's current WACC to evaluate the new project? O a. A gas tank manufacturer is contemplating switching to manufacturing leashes for dogs Ob. A pizza delivery service is planning to expand its delivery area OC. A grocery store owner is considering adding a bakery and delicatessen to his store Od A manufacturer of tire irons is considering starting up a chain of retail stores. An oil producer is planning to develop a golf course to benefit the community. e