A38-year-old female has contact bleeding for over a month with foul smelling leukorrhea Gynecological examination: Cervix erosion degree II,a5cm×3cm fragile neoplasm in anterior lip, prone to bleeding. The size of uterus normal, trimanual gynecologic examination（-）。After diagnosed the clinical stage is:（）
选项：

A:Stage IA
B:Stage I B1
C:Stage I B2
D:Stage IIA
E:Stage IIB