ubi Advertising Services, Inc. has worked with American Airlines to create advertisements across various media. Here the ad agency could be seen as which of the following roles within the communication process?

the transmitter

Explanation:

The transmitter is a marketing agent or intermediary that works with the sender (media that sends the message) in order to develop the marketing communications strategy.

In this case, Ubi Advertising Services is the transmitter because it works together with different media to create advertisements for American Airlines, e. g. specific advertisements for websites or social media, different advertisements for television, etc.