Answer:
Bones
Explanation:
The integumentary system is the skin. You have erector pilli muscles, blood vessels and nerves all within the skin. But not bone
The main factors affecting birth are:
Age.
Health.
Heredity.
Ovulation cycle.
Location.
Miscarriage
<span>the activity that does NOT improve stability is: A. maintaining narrow base
A wide base support is easier to balance than a narrow base support .
Wide base support will provide you with lower center of gravity, (think how it is easier to stand with two legs compared with standing with one leg)</span>