Is this supposed to be multiple choice?
The three I know of is unsaturated, monounsaturated, and poll polyunsaturated.
There's a trans one too, but it's not natural.
The answer is: decreased circulation
Increased flexibility tend to be achieved by implementing stretching exercise. When we stretch, we would improve our blood circulation because the movement help the blood to flow in different type of direction. In the long run, exercises to increase flexibility would have positive benefit for our cardiovascular system.
Answer:
b. the usual frequency of blizzards in an area
This would be animalia (animal cells)!
