Some characteristics that is shared is a soft body and an outer shell to protect their body.
The answer is the plant growth, because the dependent variable is what responds to the independent variable.
B is the answer and this is proven by scientific research.
you can go out side a thro an orange peel in a garden and it will degrade and become fertilizer.
A frog... (Egg,tadpole,froglet,adult)
Light energy can be converted to heat energy. Electrical energy can be converted to mechanical energy, light energy, heat energy, etc. Chemical energy can be converted to electrical energy.