问题详情

As an important phase in software development, software design is the continuation of software requirement analysis phase(69).
Ⅰ. software structure
Ⅱ. software document
Ⅲ. software module v
Ⅳ. software procedure
Which of the following should be included in software design phase？
A．ⅡandⅢ
B．ⅠandⅡ
C．Ⅰ, Ⅱ and Ⅲ
D．All请帮忙给出正确答案和分析，谢谢！