After years of using a mass marketing strategy, digital print shops has responded to new competition from national chain stores by focusing on small market segments that have been ignored by their larger competitors. digital believes that by offering these market segments personalized customer services it can attract a loyal group of customers willing to pay premium prices. digital's strategy to improve profits is known as:
a. environmental scanning.
b. niche marketing.
c. micro-marketing.
d. respondent change.