单选题 Measuring skin fold thickness is considered to be an ______ method for estimating the amount of fat on one's body.

【正确答案】 C
【答案解析】[解析] acceptable可接受的,可容忍的;accessible易接近的,能进入的;accountable负有责任的,可解释可说明的;adaptable能适应的。根据题意选择C。