A、market segment
B、vertical marketing system
C、market share
D、market basket
A、grassroots marketing
B、affiliate marketing
C、affinity marketing
D、differentiated marketing
A、life stage
B、age
C、gender
D、income
A、age segment
B、personality type
C、life stage
D、social class
A、错
B、对
A、对
B、错
A、undifferentiated
B、individual
C、niche
D、differentiated