Most Buying Centres Comprise a Group of People Who Play

Most buying centres comprise a group of people who play different roles in the buying process. These roles include gatekeepers, new task buyers and re-buyers (buyers) . Thinking about these roles, which of the following is false?

A) The information technology manager is likely to be a gatekeeper in the buying centre for a new e-commerce system.
B) New task purchases are likely to involve extensive evaluation of options.
C) Buyers have the final authority to make business purchasing decisions.
D) Many businesses use multiple suppliers so they are not overly reliant on any one other business.
E) Business purchasing decisions often involve development of a formal product requirement specification.