Answer: Option B
Explanation: Its an approach used by business firms for gaining a competitive advantage in the market.
Under this approach the business introduces a unique and distinctive good or service into the markets. Thus uniqueness could be obtained from many of the factors such as low pricing, better after sales service or better designing etc.
In the given case, the company is providing customer satisfaction at the maximum level.
Thus, from the above we can conclude that the correct option is B .