According to the law of conservation of energy, which changes would increase the total energy of a system? A. An addition of 300 J of GPE and a loss of 450 J of thermal energy B. An addition of 400 J of thermal energy and a loss of 550 J of kinetic energy O C. An addition of 200 J of thermal energy and a loss of 550 J of thermal energy D. An addition of 500 J of kinetic energy and a loss of 450 J of thermal energy