How does your pen pal go to work? [ ]

A. He goes to work by bus.

B. He lives in Hangzhou.

C. He goes to bed at 10: 00 p. m.

D. He is tall.

关于乳腺浸润性微 * * 状癌，叙述正确的有（）。

A.临床上通常表现为实性肿块

B.主间质分离为人工现象

C.70％左右的病例发现乳腺肿物时即有腋下淋巴结转移征象

D.肿瘤全部为浸润性微 * * 状癌的病例非常罕见

E.大多伴有BRCA1突变