Please choose the correct answer to the question: A small ice cube at a temperature of 0°C is dropped into a glass of water at 28°C and melts. What is the temperature of the water in the glass just after the ice cube melts?

Answer1: 0°C Answer2: between 0°C and 28°C Answer3: 28°C Answer4: greater than 28°C

Answer format: answer1/answer2/answer3/answer4