Which statement correctly distinguishes exothermic and endothermic reactions, with an everyday example for each?

• A. Exothermic reactions release energy to the surroundings; an example is burning a candle.
• B. Exothermic reactions absorb energy from the surroundings; dissolving ammonium nitrate in water is an example.
• C. Exothermic reactions release energy and also absorb energy at the same time.
• D. Endothermic reactions release energy to the surroundings; photosynthesis is an example.

Answer: (A)