Which of the following statements about a thermodynamic process is ...

Which of the following statements about a thermodynamic process is wrong ?

A. For an adiabatic process \(\Delta \mathrm{E}_{\mathrm{int}} = -W\)

B. For a constant volume process \(\Delta \mathrm{E}_{\mathrm{int}} = +Q\)

C. For a cyclic process \(\Delta \mathrm{E}_{\mathrm{int}} = 0\)

D. For free expansion of a gas \(\Delta \mathrm{E}_{\mathrm{int}} > 0\)