Select the correct answer. Robert is hosting a backyard barbecue. He uses a charcoal fire to grill the chicken. The chicken cooks, but it never touches the fire directly. What energy transformation occurs as the chicken cooks? O A. chemical potential energy O B. thermal energy O C. chemical potential energy O D. motion energy → chemical potential energy - O E. radiant energy → electric potential energy radiant energy thermal energy chemical potential energy → motion energy electric potential energy 1 - - - - - motion energy chemical potential energy 1​