Question

​in a buying center, the person who has the formal or informal power to choose or approve the selection of a supplier or brand is known as the _____.

Answer 1

it's the decider

Step-by-step explanation:

hope it helps Ganga gan

Answer 2

The answer is that the person is known as "decider".

There are many people present in an organization or company who are involved in the purchase decision, these people together makes a buying center. In buying center all those people have their own roles and are known as according to their roles. such as, purchasers, users, initiators, evaluators etc.