A 73-year-old woman is found to have a colonic polyp on endoscopic examination. Endoscopic and histologic images are shown. 

Which of the following statements is most accurate?

A. This is a perineurioma, no need for further ancillary studies.

B.  One name for this entity is epithelial stromal polyp.

C. Molecular analysis for BRAF is necessary to establish the diagnosis.

D.  EMA immunohistochemistry is most likely to be negative.