下列可以成为法律关系客体的有( )。

A．甲负责将100克海洛因从广州运送到北京的行为

B．乙为了给身患绝症儿子的筹集医疗费用而卖肾，已经切除的肾

C．明星丙与某护肤品公司签署代言协议，丙的肖像权

D．安装在残疾人丁腿上的假肢

Which one is WRONG about the pericardium （）.

A．It is located in the middle mediastinum

B．It can be divided into fibrous and serous pericardium

C．It encloses the heart

D．It forms a closed cavity called pericardial cavity

E．It attaches to the visceral pleura