A Firm Selling on Both the Web and Though Traditional

A firm selling on both the Web and though traditional bricks-and-mortar sellers needs to determine what prices to sell at each distribution medium, whether to have the same return policy, and whether to store all inventory at the same location. This illustrates

A) that investment costs and ongoing expenses may be underestimated.
B) that Web users may be quite demanding.
C) the difficulty in determining which functions to outsource.
D) the difficulty in integrating online and offline systems.