MKT208cXuất hiện trong 1 đề thi
Which is the most important step in direct response testing process?
Các lựa chọn
ATake what's working and make it even better
BScale
CThrow everything against the wall and see what sticks
DFind the things that work the best, and figure out what is making it work
EIdentify your specific goal (what are your KPIs?)