
Passage: The company sent three young staff to the south on a business trip, and they happened to be sitting in a row. At least one of the two people sitting on the right side of the 24-year-old is 20 years old, and the two people sitting on the left side of the 20-year-old also happen to be 20 years old. At least one of the two people sitting on the left side of the accountant is a salesman, and one of the two people sitting on the right side of the salesman happens to be a salesman.
Question: Which of the followings is the correct answer to the identity of the three young people on the business trip?
A. A.A 20-year-old accountant, a 20-year-old salesman, a 24-year-old salesman.
B. B.A 20-year-old accountant, a 24-year-old salesman, a 24-year-old salesman.
C. C.A 24-year-old accountant, a 20-year-old salesman, a 20-year-old salesman.
D. D.A 20-year-old accountant, a 20-year-old accountant, a 24-year-old salesman.
Answer: