单选题：【例题15．单选题】为了便于供应商进行热销度分析,保证补货的及时、有效性，某超市拟在其供应商之间构建电子数据交换（EDI

题目内容：

【例题15．单选题】为了便于供应商进行热销度分析,保证补货的及时、有效性，某超市拟在其供应商之间构建电子数据交换（EDI）系统。构成EDI系统的三个要素是EDI软硬件、通信网络和（　　）。 A．GPS技术
B．数据标准化
C．GIS技术
D．条码技术应用

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答案解析：

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