![](https://cos-cdn.shuashuati.com/pipixue-wap/2020-1230-1107-53/ti_inject-812ce.png)
According to this video, if you're unhappy with whatever's happened with your service or product, what is the right solution for it?
A.
Tell our friends about our bad experiences.
B.
Don't choose that supplier/shop again.
C.
Give the hotel one star on TripAdvisor.
D.
Negotiate with the suppliers for some forms of compensation for the poor service/product received.