In Before-After testing, the advertising researcher
A. defines the goals of the advertising message after the execution of the ad campaign
B. defines the goals of the advertising message before the execution of the ad campaign
C. uses different test subjects in the 'before' and 'after' stages of the test
D. uses low-cost tests during the 'before' stage and high-cost tests during the 'after' stage
Answer: Option B
Join The Discussion