People of all backgrounds, occupations, and income levels wear watches but Rolex focuses only on the high-income portion of the market.Rolex uses a(n) ____________ strategy.

People of all backgrounds, occupations, and income levels wear watches but Rolex focuses only on the high-income portion of the market.Rolex uses a(n) ____________ strategy.
A)mass marketing
B)multi-segment
C)un-segmented
D)single-segment