It's a fundamental law of how the universe organized.
If the Independent Variable, then the Dependent Variable:
Your IV is how safe/supportive your design for your egg is
Your DV is what you believe/want the outcome to be after you drop the egg
So (an example could be):
If the structure of the apparatus that holds the egg is built of inflated balloons, then the egg will not crack when it is dropped.
Answer:
B
Explanation:
An ecosystem can contain many habitat.