经验决策主要是把受社会因素影响较大、各种关系错综复杂的综合性战略问题，难以用计量方法寻求有效依据的方法，交与专家主观判断。 ( )

Questions 11 to 15 are based on the following interview.

A. Education.
B. Family background.
C. Friends people make.
D. Countries they have been to.