Differentation is actually differentiating the market offering to create superior customer value. 

Market segmentation is dividing a market into distinct groups of buyers who have different needs, characteristics, or behavior and who might require separate products or marketing programs.

A target market is the market that a company wants to sell its products and services to, and it includes a targeted set of customers for whom it directs its marketing efforts. 

Market demand is the demand of all possible customers for a particular product or service over a particular period of time in a particular market. 

Therefore, the answer is "E".