Small manufacturers serving 【niche markets】 and wealthy customer

Small manufacturers serving 【niche markets】 and wealthy customers are proving recession proof.
A、mainstream markets
B、large-scale markets
C、targetable markets
D、current markets
【正确答案】：C
【题目解析】：niche market意为“瞄准机会的市场”；mainstream markets主流市场；large-scale markets大规模的市场；targetable markets目标市场；current markets当前市场；故选C。