A unique identifier placed on the response device or order form prior to sending a promotional piece to prospective customers is called a _________.
A)Hotline Code
B)Key Code
C)Unique Input Code
D)Source Code

Question

Quizplus · Accepted Answer

A Key Code is a unique identifier used to track the effectiveness of marketing campaigns by placing it on response devices or order forms.

A Unique Identifier Placed on the Response Device or Order