Multiple choice general knowledge science & technology

What is the shortcut for the above function ?

  1. CTRL+\

  2. CTRL+1+2+3+4+5+6+7+*+-+/

  3. CTRL+ALT+DEL+ENTER

  4. CTRL+ALT+DEL+CAPS LOCK+SHIFT+F9+F10

Reveal answer Fill a bubble to check yourself
A Correct answer