d
(d)\({T_1}{V_1}^{\gamma - 1} = {T_2}{V_2}^{\gamma - 1}\)\( \Rightarrow \frac{{{T_1}}}{{{T_2}}} = {\left( {\frac{{{V_2}}}{{{V_1}}}} \right)^{\,\gamma - 1}}\)\( = {\left( {\frac{{{L_2}A}}{{{L_1}A}}} \right)^{\,\frac{5}{3} - 1}} = {\left( {\frac{{{L_2}}}{{{L_1}}}} \right)^{\,\frac{2}{3}}}\)