At zero Kelvin a piece of germanium

At zero degree kelvin a piece of Germanium

A piece of copper and a piece of germanium are cooled from temperature to 80 K . Then which one of the following is correct ?

A piece of copper and piece of germanium and cooled upto 80 K temperature so ……

According to kinetic theory of gases, at zero kelvin a) Pressure of ideal gas is zero b) Volume of ideal gas is zero c) Internal energy of ideal gas is zero d) Matter exists in gaseous state only