How do scientists determine whether a chemical reaction releases or stores energy? A: Scientists can can calculate calculate the the bond bond energies energies of of the the reactants reactants and and the the products.

B: Scientists Scientists compare compare the the total total bond bond energies energies of of the the reactants reactants and and the the products.

C: Scientists Scientists know know that that each each chemical chemical has has its its own own unique unique bond bond energy.

D: All All of of the the above.

PLEASE HELP I'LL GIVE U POINTS AND BRAINLIEST