Answer:
a communication task
Step-by-step explanation:
Advertisement refers to the promotional multimedia messages designed and developed to make the products or services of a company known to its customers and potential customers.
The Defining Advertising Goals for Measured Advertising Results (DAGMAR) model states that an advertising goal involves a communication task that is specific and measurable over a specific period of time.
Basically, it is a timeless model that avails businesses the ability to set advertising objectives while also measuring the results of an advert campaign.