Please choose the correct answer to the question: Photosynthesis is a process involving carbon dioxide, water, glucose, oxygen, and sunlight. Which is the correct chemical equation for photosynthesis?

Answer1: O_{2} + H_{2}O + energy -> C_{6}H_{12}O_{6} + CO_{2} Answer2: CO_{2} + H_{2}O -> C_{6}H_{6}O_{3} + O_{2} + energy Answer3: 6O_{2} + 6H_{2}O -> C_{6}H_{12}O_{6} + 6CO_{2} + energy Answer4: 6CO_{2} + 6H_{2}O + energy -> C_{6}H_{12}O_{6} + 6O_{2}

Answer format: answer1/answer2/answer3/answer4