问题：
[单选题] The Systems Development Life Cycle (SDLC) is a process of creating or altering information systems, and the models and methodologies that people use to develop these systems. Sequential SDLC models, s
A、Extreme Programming
B、Spiral
C、Rapi
D、Frototyping
参考答案：
A、Extreme Programming
● 参考解析
