You may tell a joke if it is in good taste. Here "in good taste"

You may tell a joke if it is in good taste. Here "in good taste" means ( )
A、short
B、interesting
C、polite and appropriate
D、not difficult
【正确答案】：C
【题目解析】：句子含义为假如笑话符合场合，恰当而不粗鲁，你可以讲出来。