A Real Gas Undergoes a Process Which Can Be Represented

Multiple Choice

A real gas undergoes a process which can be represented as a curve on a p-V diagram.This curve is an isotherm if:

A) the volume of the gas does not change
B) the temperature of the gas does not change
C) the pressure of the gas does not change
D) the gas does no work on its environment
E) the gas exchanges no heat with its environment