Please choose the correct answer to the question: A student poured some sugar into a glass of water. After the water was stirred, no solid sugar remained in the glass. Which statement best describes what happened?

Answer1: The sugar reacted with water to form elements. Answer2: The sugar reacted with water to form a mixture. Answer3: The sugar dissolved in water to form a solution. Answer4: The sugar dissolved in water to form compounds.

Answer format: answer1/answer2/answer3/answer4