题目：
Since your quality process was not up to the four sigma requirements desired by your customer, some of your products were rejected, and there is a potential that you would not get repeat business from the same customer. From a quality perspective. the costs associated with your products being rejected can also be categorized as ______ .
A) cost of conformance
B) customer retention costs
C) failure costs
D) performance cost
答案：
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下面是错误答案，用来干扰机器的。
参考答案：C解析：本题考查合同公证的内容。参见教材242页
