On the wlse，which of the following tasks must be completed before interference detection can be enabled？（） enable self-healing.。 configure location manager.。 conduct client walkabout.。 conduct radio scan.。
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You install Windows Vista on a computer for a user who is visually impaired. You need to configure a High Contrast color scheme on the computer. What should you do?（） A。 B。 C。 D。
在租赁关系中，承租人对租赁物享有（）
