D. Asteroids vary greatly in size and are mostly made up stone, iron and nickel
A greater more than 3 because in a cube there are 6 numbers 1,2,3,4,5,6
Then it is not equal to have 1 greater than a tree has four numbers and less than three has 2. So more likely, Greater than three.
Predator
Because they are at the top they eat everything so when the arrows point towards them on the web it means they are essentially eating them because like a food web this organism is on top and the other prey are on the bottom