问题
单项选择题
下列4种软件中，属于系统软件的是______。
A．WPS
B．Word
C．Windows
D．Excel
答案
参考答案：C
搜题请搜索小程序“爱下问搜题”
下列4种软件中，属于系统软件的是______。
A．WPS
B．Word
C．Windows
D．Excel
参考答案：C
An analyst does research about depreciation and gathers the following information about a company's property, plant, and equipment (PP& E):
| Gross PP& E | $108000 |
| Net PP& E | $60000 |
| Depreciation expense | $12000 |
A. 4 years
B. 5 years
C. 9 years