Most customers are satisfied with the way their complaints are ___A researchedB handledC observedD debated要答题依据.
问题描述：
Most customers are satisfied with the way their complaints are ___
A researched
B handled
C observed
D debated
要答题依据.
答
很多顾客为他们的抱怨被解决而感到高兴.应该选
b
答
B.题意是：大部分顾客都满意对他们的抱怨的处理.handle就是处理的意思,其他都不合题意.