Which specific model do you refer to in the section of Cross cultural communication theory? There are so many models within the area of cross-cultural communication that you need to be more specific.

:in the section about the model, properly refer to Giles who developed the communication accommodation theory (CAT). Describe CAT better (currently this is not sufficient for an excellent).
Which specific model do you refer to in the section of Cross cultural communication theory? There are so many models within the area of cross-cultural communication that you need to be more specific.