Specialty Stores Such as Best Buy,Babies R Us,and Bed,Bath,and Beyond

Specialty stores such as Best Buy,Babies R Us,and Bed,Bath,and Beyond are often called category killers because:

A) they can destroy the profit potential for a category of merchandise for other retailers
B) they are located at stand-alone sites
C) of their broad merchandise mix and shallow assortment
D) they offer an exclusive category of merchandise
E) they carry only fast-selling items