Which answer below correctly identifies the type of change and the explanation for the boiling of water?

APhysical change because even though the change caused the temperature of the water to increase, the water's physical properties remained exactly the same

BPhysical change because even though gas formation was observed, the water was undergoing a state change, which means that its original properties are preserved

CChemical change because gas formation was observed, which indicated that the water was transformed into a different substance

DChemical change because a temperature change was observed, which indicated that the water was transformed into a different substance