Which of the following dimension is NOT the necessary dimension of Intercultural Communication Competence？

A、Behaviordimension:experiencetheculturewithappropriatenessandeffectiveness.
B、Affectivedimension：bewillingtolearntheculture.
C、Cognitivedimension:gettoknowtheculture.
D、Psychologydimension：gettoknowwhatpeoplethink.