We gain energy from eating plants. plants can't create their energy; they must first get it from the sun.

this statement is according to the law of thermodynamics.

true; first

true; second

false; first

false; second

This statement is true according to the first law of thermodynamics. The correct option among all the options that are given in the question is the first option. The other choices given in the question are incorrect and can be avoided. I hope that this is the answer that has actually come to your great help.

Where is the data? ? and graph

Although i don't know what is the simulated system, starfish are predators that eat mostly  microalgae,  snails, sponges, bivalves, mussels and other small marine animals. removing starfish from any system would definitely increase this animals that they prey.