Ctrl + Alt + Delete is the keys used by some PCs to reboot frozen computers by using task manager to kill any nonresponding applications. Another way to do this on some other is Ctrl + Shift + Esc.
Answer:
Scientifically speaking both are equally as effective as long as you thoroughly cover the surface of your hands, massage between your fingers, and under your nails.
Explanation:
SWOT stands for strengths, weaknesses, opportunities, and threats. Being untrained sounds like it would be classified as a weakness.