Around the Beginning of Fall Each Year,about 1

Around the beginning of fall each year,about 1.1 million turkey hunters all over Canada start looking at catalogues for the perfect item to guarantee that this year they will kill a wild turkey,the most elusive game bird on the North American continent.The devoted turkey stalker can stock up on everything from camouflaged turkey hunting socks,turkey licence plate holders,vests with huge pockets for toting dead birds,and hunting videos to turkey decoys,turkey earrings,and turkey callers.Neil Cost is considered the best manufacturer of turkey callers in the world.It is his only product,and each is highly prized by turkey hunters.It is not unusual for a turkey hunter to pay $5,000 for one of Cost's callers.
-Refer to Turkey Hunting Equipment.What kind of strategy does Neil Cost use to select his target market?

A) concentrated targeting
B) Multisegment
C) mass marketing
D) undifferentiated