The correct answer is D . Milk
Solid liquid and gas
when it changes from a:
solid
to a
liquid: melting, fusion
gas: sublimation
liquid
to a
solid:freezing
gas:vaporization
gas
to a
solid:condensation, deposition
liquid: condensation, liquefacation
Chose 3 you know this because you will need heat..
The atomic mass in grams is equal to Au