题目内容：
When using an Invitation for Bid (IFB) acquisition method, you should typically do all of the following, except:（ ）A．Create a clear and concise description of the product or service required
B．Establish the price that you wish to pay
C．Open the bid to all potential qualified vendors
D．Provide a pre-bid conference for the bidders A．对所要求的产品或服务，制定清楚简明的描述说明书
B．制定你所愿支付的价格
C．向所有潜在的有资格的卖主公开竞标
D．为投标者提供一次预竞标会议
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答案解析：