The answer is relative dating.
OK First we need to eliminate 2 answers which would be A and C
that leaves B and D
I believe the correct answer is D
because it explores all of the relationships of the food web as to just one.
hope this helps
Natural disasters because they are all natural
A. It’s the thing you change and you’ll measure the E. coli growth
The conversion of one form of energy into another, or the movement of energy from one place to another. Solar panels allow for energy transfer from light energy to heat and electrical energy.