23. For the sake of the unity and coherence of Paragraph 3, Sentence 5 should be placed:

Answer and Explanation

Your Answer is

Correct Answer is C

Explanation

S5 "I give my package to the first person in line", S2 has obvious related words, a line of. The she in S3 refers to the first person in S5, so S5 should be just between S2 and S3. C is correct.