29. If the writer were to delete the phrase “with a smile” from the preceding sentence, the sentence would primarily lose:

Answer and Explanation

Your Answer is

Correct Answer is B

Explanation

This detail is to illustrate the author's attitude towards customers, so the reason for item B is correct.

Item A: "Contrast with the protagonist's emotions towards customers", wrong.

Item C: "Describe the information in the previous paragraph", wrong.

Item D: "This content has appeared elsewhere in this paragraph", wrong.