Explanation:
I hope this helps. Good luck!
Not wearing a hard hat while doing construction.
Leaving large boxes and other items in the doorway, which is dangerous when exiting out of a building during a fire
Nervousness ("butterflies") before a presentation or job interview could be an example of good stress. This causes your breathing and heartrate to increase which sends more blood to your brain, coursing you to focus more.
I think is B because these other health risks aren't caused by sleep deficiency.
*specific
You can wash it in the washing machine.