PLEASE HELP I WILL GIVE YOU A CROWN AND LOTS OF POINTS
16 POINTS
Which of these standard precautions could prevent a health concern?

Select all that apply.

1. put on a scrub cap before taking a patient's temperature
2. ​wearing waterproof gloves before touching bodily fluids
3. sanitizing the skin before inserting a needle
4. placing a used needle in a garbage can for disposal