Messages between organizational members of the same power level are best described as horizontal.
An organizational membership type is one in which an organization or company is responsible for paying annual dues and has one or more associated individuals associated with the organization.
Affiliates are organizations that individuals or entities can register with, often requiring the payment of a membership fee or 'subscription'.
Examples of organizations that use the membership model: gymnastics clubs, etc.) professional organizations (writers' clubs, engineers' clubs, nursing associations, etc.) non-profit organizations (foundations, churches, charities, etc.)
Learn more about organizational members here: https://brainly.com/question/14619430
#SPJ4