Answer: Account Planners
Step-by-step explanation:
The account planners is one of the business strategic planner in which the company using the various types of strategic plan for the purpose of achieving the organizational goals by implementing the various types of planning process.
The main objective of the account planners is that advertising their products and brands in the market so that the consumers are get aware about the specific products and also figure out the actual needs of the customers by using the various types of research process.
According to the given question, the given statement "The voice of the customer" in which the planners are using the communication process for influence the customers.
Therefore, Account planner is the correct answer.