心理咨询的手段不包括（）

A.强化自我控制

B.帮助来访者做出决定

C.领悟

D.增强自信

E.宣泄

In view of the worsening environment, the local government is seeking advice from Professor Smith, who is an expert ______ it.

A．within

B．for

C．on

D．beyond