Choose the closest paraphrased version after the following sentence or the italicized part.
Culture shock is caused by the anxiety that results from losing all our familiar signs and symbols of social intercourse.（）
A.正确答案Cthat may lead people to misunderstand the unfamiliar behaviour.
B.that may make people feel lost in a completely new environment.
C.people have when they are not used to the new ways of communication.
D.people have when they do not know the rules and laws in a new place.
