单选题Which of the following is a pointing device offered in laptops?（）A Light penB MouseC Optical mouseD Touch pad
题目
单选题
Which of the following is a pointing device offered in laptops?（）
A
Light pen
B
Mouse
C
Optical mouse
D
Touch pad
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参考答案和解析
正确答案：
C
解析：
暂无解析