Multichannel Retailers Struggle to Provide an Integrated Shopping Experience Because

Multichannel retailers struggle to provide an integrated shopping experience because:

A) various channels demand skills and unique resources.
B) they do not have intermediaries for supplying products.
C) they generally offer limited assortments in their channels.
D) multichannel retailing often results in a pyramid scheme.
E) merchandise is offered at the same price across channels.