A consists of producers, wholesalers, and retailers acting as a unified system. the system can be dominated by any one of the interdependent members.

Vertical marketing system.

Explanation:

A vertical marketing system is one in which the producers, wholesalers and retailers work together to meet up with the consumer's different needs and requirements.

These different channels of distribution work together to achieve a common goal thereby earning more profits among themselves.

Vertical marketing system enables an organization to effectively control the entire stages of a production process.

The  correct option is vertical marketing system

Explanation:

Vertical marketing system is an approach to collaborative marketing where the active player in the distribution network,the manufacturers as well as the middlemen work together collaboratively in order to deliver value to the final consumers,who are the main reason for being in business.

However,there is need for one of the partners in vertical marketing system to take up a domineering role such that the processes can be coordinated such domineering partner.

it is a i took the test.

answerreactive approach;