The mathematical expression for the change in free energy of a system is ΔG = ΔH - TΔS.Which of the following is (are)correct?

A)ΔS is the change in enthalpy, a measure of randomness.
B)ΔH is the change in entropy, the energy available to do work.
C)ΔG is the change in free energy.
D)T is the temperature in degrees Celsius.
E)T is the temperature in degrees Fahrenheit.