对面神经的描述，错误的是()

A．面神经穿出腮腺以后部分为第3段

B．白茎乳孔至进入腮腺前为第1段

C．第2段为腮腺内段

D．在颅外因穿腮腺而分为3段

E．分支由腮腺深部穿出

A certificated lifeboatman assigned to command the lifeboat must（）.

A.be the first individual to board the craft

B.drain the hydraulic pressure before lowering the craft

C.have a list of the persons assigned to the lifeboat

D.All of the above