Answer:
A. Often perform functions that producers cannot perform efficiently by themselves.
Explanation
indirect distribution channel of distribution can be regarded as one that depends on intermediaries in order to carry out most or all of their functions of distribution , they are regarded as wholesaler. indirect distribution can also be explained as selling of wholesale producys to the agents/retailers in order for them to distribute the product so it can get to consumers. It should be that Intermediaries in indirect channels of distribution Often perform functions that producers cannot perform efficiently by themselves.