Which of the following best describes the nature of distribution channels?

Which of the following best describes the nature of distribution channels?

Which of the following best describes the nature of distribution channels?

I. Intermediaries match supply and demand.
II. Producers can do without intermediaries, but not the functions they perform.
III. Information dissemination is an important marketing channel function.
IV. Distribution channels consist of interdependent organizations.

[A]Only (I) above
[B]Both (I) and (III) above
[C]Both (II) and (III) above
[D]All (I), (II), (III) and (IV) above