单项选择题

Questions 7 to 10 are based on the following conversation. At the end of the conversation, you will be given 20 seconds to answer the questions.
How did they choose a lawyer

A.A friend recommended a lawyer to them.
B.They will find a lawyer by themselves.
C.They will use an agency to find a lawyer.
D.They will send one of their HR people to hire a lawyer.