I believe the answer is true, Hope i helped! :)<span />
Your question looks a bit incomplete as you have the same contents in options a) and d). According to your list, I can't see the correct answer, but I can give you one.The difference between the potential energy of the products of the potential energy of the reactants is equal to the enthalpy of the reaction.
Answer:
1. Jupiter
2. Mercury
3. Venus
4. Venus
5. Jupiter
6. Neptune
7. Mercury
8. Saturn (used to be Jupiter)
