The Most Common Indirect Channel Moves Product from Producer to Retailer

The most common indirect channel moves product from producer to retailer to consumer.This type of channel is most likely to exist in all of the following scenarios,except when:

A) the retailer is large and can buy in large quantities.
B) the cost of inventory makes it too expensive to use a wholesaler.
C) there are so many product variations that a wholesaler could not carry them all in sufficient quantity.
D) the cost of maintaining inventory is low.