Double? Sorry I know nothing about this and just wanted to try to help
No I believe that people are capable of caring for themselves hope this helps
Answer: Integumentary.
Explanation:
The integumentary system is the system that protects the body from damage such as loss of water or abrasion from outside. For example, nails, hair, skin, etc.
Answer:
bend your knees, not your back
Explanation:
bending your knees will allow the wait to fall on your knees, the reason you want it to go on your knees is because your back is weaker and can break with the weight.
may star clan light your path