A 28 Year Old Woman Consulted Her GP Because She

A 28 year old woman consulted her GP because she felt a mass in her breast,just below the nipple.She had also noted a bloody discharge from the same nipple,and was quite concerned.The GP told her it was likely benign,and the mass was later removed surgically.A representative section is shown in the accompanying photomicrograph.Which one of the following is the best diagnosis?

A) Ductal carcinoma in situ
B) Fibroadenoma
C) Fibrocystic change
D) Gynaecomastia
E) Infiltrating ductal carcinoma E.Infiltrating ductal carcinoma
F) Infiltrating lobular carcinoma
G) Intraductal papilloma
H) Lobular carcinoma in situ