Throttling process is a/an __________ process.
(A) Reversible and isothermal
(B) Irreversible and constant enthalpy
(C) Reversible and constant entropy
(D) Reversible and constant enthalpy
(A) Reversible and isothermal
(B) Irreversible and constant enthalpy
(C) Reversible and constant entropy
(D) Reversible and constant enthalpy