4078. The Maxwell relation derived from the differential expression for the Helmholtz free energy (dA) is September 7, 2025 by Admin A. (∂T/∂V)S = -(∂P/∂S)V B. (∂S/∂P)T = -(∂V/∂T)P C. (∂V/∂S)P = (∂T/∂P)S D. (∂S/∂V)T = (∂P/∂T)V ✅ The correct answer is option D.