To keep the egg from drying and allows reproduction
Answer:
The big thing is that, in countries with high life expectancy, their old people are more likely to feel engaged. This can be a cultural difference, or it can be geographical; old people are more likely to do things if they can physically get around.
hope it helps
I think M goes to 3, I goes to 2 , and S goes to 1 im really not sure if thats right though
