Which Strategy Is Recommended to Prevent Repetitive Strain Injuries When

Which strategy is recommended to prevent repetitive strain injuries when working on a computer?

A) Angle the screen so your head bends upwards.
B) Keep your neck in a neutral position by raising the screen to eye level.
C) Rest your palms on the keyboard so that your hands are angled up from your wrists.
D) Carry your laptop over one shoulder to protect your other shoulder from strain.