题目内容（请给出正确答案）

[主观题]

A system is called linear if it has two mathematical properties: .

A、continuous and shift-invariance

B、shift-invariance and homogeneity

C、additivity and homogeneity

D、additivity and shift-invariance

提问人：网友zhuangsipei 发布时间：2022-01-06

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