Affiliate Marketing Secrets

I would say nutrition. Everyone wants to loose weight one way or another. Come up with a comprehensive weight loss plan, make a ebook out of it then bam! You got em!

an earthworm lives and reproduces in the soil.though its feeding,secretion, and tunneling activities, the worm adds nutrients and allows air to enter the soil,together these statements describe the earthworms
A.Habitat
B.Nutrition
C,Niche
DEnvironment
I was gone the day we got this paper. please explain it to me so i understand the concept. thanks