题目内容

AlaptopoperatesonbatterypowerwhenconnectedwithanACadapter.Oncethebatterydischarges,thecomputerturnsoffandwillnotturnbackon.WhichofthefollowingaretheMOSTlikelycausesofthelaptopissue?()(SelectTWO).

A. TheLCDmonitor’spowerinverterdoesnotfunctionproperly.
B. Theoperatingsystem’spowersettingspreventthebatteryfromcharging.
C. Thebatteryisnotcompatiblewiththelaptop.
D. Theinternalpowerconnectiononthemotherboardisfaulty.
E. Thepoweradapterisnotworking.

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