please help me answer these question and a short explaination. Thank you.

1 12. You're building a new desktop computer from parts you picked out and purchased. You invested a good deal of money in this computer and want to be sure to protect your investment while you assemble it. What precautions should you take to protect your computer from damage and electrostatic discharge? 13. Your friend asks for your help because her laptop screen is too dim to read anything. What is the first step you should take to fix the problem? 14. Your boss asks you to give a presentation and you need to use a projector to show a slideshow. What are the steps to display the slideshow on both your laptop and the projector simultaneously? 15. After troubleshooting a problem, you decide that the wireless card has failed in a laptop. What do you do first before you disassemble the laptop