13. The boiling point of water is 100 degrees Celsius. But when Valir tried to
measure the temperature of a boiling water he set on fire, he got the reading of
110 degrees Celsius, what do you think is the reason?
A. the water is distilled water
B. the water is not pure, certain substance are present.
C. the flame was not hot enough
D. The flame is too hot.​