In Terms of Marketing Channels,which of the Following Statements Is

In terms of marketing channels,which of the following statements is false?

A) Physical distribution tasks are the only ones performed by a channel system
B) Business marketing channels are systems designed to close numerous gaps between the manufacture and use of products
C) Channel intermediaries are organizations that facilitate the transfer of title between the producer and user of a product
D) Adding an intermediary can reduce the number of transactions in a system
E) Channels can affect the efficiency of buying and selling