Cultural sensitivity is extremely important . I say this having lived and taught in a multicultural country. Cultural competence would aid the teacher in the selection of topics , examples given thus enhancing teaching and learning. ..and even the jokes you make. A teacher's sensitivity goes a long way in the relationship one foster with students and the ability to motivate them . One example is the status of certain animals in particular cultures, for eg the pig is taboo to most Malay and Muslim cultures, the cow being a sacred animal in the Indian culture etc.
Cultural sensitivity in classroom instruction is an important consideration for effective teaching. There are several students with different cultural backgrounds and values and hence, for instructors to facilitate effectively, consideration must be given to the cultural clusters that the students belong to. Cultural sensitivity is required for effective teaching or lecturing by teachers and effective learning by students.Cultural sensitivity is very important in ensuring effective inclusive education.
It also helps the teachers to manage ethnocentrism tactically.
2: For fifteen years. 3: How long did your father work in the bank? 4: For five years. 5: How long have you had the same hairstyle? 6: Since I was about six. 7: How long have you known your best friend for? 8: For three years. 9: How long did your class study english for? 10: Since we were at primary school.
I feel like agree with (B) much more because in the question it states that the quote has to show the "cultural complexity" of the genre meaning that its not as static as it was before as mentioned in question A. , but how it evolved over-time thus becoming more complex : branching out into different ideas of race and class .