This is _______ room. The twin sisters like it very much. [ ]

A. Lucy's and Lily's

B. Lucy's and Lily

C. Lucy and Lily's

有关嗜铬细胞瘤，的影像学表现以下哪一项是错误的（）

A.肾上腺区较大肿块

B.边界清楚

C.CT增强肿块呈明显强化

D.无钙化

E.MRITWI病灶呈高信号