Listen to the following conversation and answer Questions 6-10.；What is the possible relationship between Clare and Beppe？（）

Listen to the following conversation and answer Questions 6-10.；What is the possible relationship between Clare and Beppe？（）
A.They are on a language exchange program.
B.Teacher and student.
C.Relatives.
D.Old friends.
正确答案：They are on a language exchange program.