Waddell Engineering Manufactures Molded Plastic Components for a Leading Toy

Waddell Engineering manufactures molded plastic components for a leading toy manufacturer. Roy supervises the production line; he would like to see the company use an injection molding machine that has a faster cycle time. Petra and Robin, quality control managers for the company, have just returned from a trade show with information on the new Logic Devices molding machines. They hand this information to Mike Waddell, the CEO of the company, who is concerned about the high cost of the product. Roy, Robin, and Petra meet with Mike and Ailene, the company's purchasing agent, to discuss why the company needs to buy the new machine. Robin does not tell anyone that the same machine can be purchased for 30 percent less from another company. Which of the following statements about the purchasing roles of these individuals are true?

A) Petra and Robin are both deciders.
B) Roy is an influencer, Robin is a user, and Mike is a decider.
C) Mike and Ailene are both deciders, and Robin is a gatekeeper.
D) Ailene is a buyer, and Roy is a gatekeeper.