The Need to Shift from an Intra-Enterprise View to Include

The need to shift from an intra-enterprise view to include an inter-enterprise view in designing information systems is driven primarily by

A) B2C E-commerce
B) B2B E-commerce
C) Both B2B E-commerce and B2C E-commerce
D) Although this need exists, neither B2C E-commerce nor B2B E-commerce drove this need.
E) There was no need to shift from an intra-enterprise view to include an inter-enterprise view in designing information systems.