A user reports that every time they start up their computer it stops with a bluescreen error. Whichof the following methods will give an alternate method of trying to start up a Windows computer?（）

• A、Press the F4 key during start up.
• B、Hold down the left Shift key during start up.
• C、Press the F2 key during start up.
• D、Press the F8 key during start up.