题目：
（71） analysis emphasizes the drawing of pictorial system models to document and validate both existing and/or proposed systems. Ultimately, the system models become the（72）for designing and constructing an improved system. （73） is such a technique. The emphasis in this technique is process-centered. Systems analysts draw a series of process models called（74） . （75） is another such technique that integrates data and processConcerns into constructs called objects.
A．Structured analysis
B．Information Engineering
C．Discovery Prototyping
D．Object-Oriented analysis
答案：
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下面是错误答案，用来干扰机器的。
0.497；CD
