A technician, Peter, is running a diagnostic program on a laptop when it shuts down after running for 10 minutes. Which of the following should he do before disassembling the laptop?
A. Use compressed air to blow the dust out of all the fans
B. Hard reset the computer and attempt to boot it into the operating system
C. Run CHKDSK on the laptops hard drive
D. Remove the battery and re-run the diagnostic program