For the reaction (mathrm{N}_{2}(mathrm{~g})+3 mathrm{H}_{2}(mathrm{~g}) ightarrow 2 mathrm{NH}_{3}(mathrm{~g})), maximum conversion can be achieved if the reaction

For the reaction \(\mathrm{N}_{2}(\mathrm{~g})+3 \mathrm{H}_{2}(\mathrm{~g}) \rightarrow 2 \mathrm{NH}_{3}(\mathrm{~g})\), maximum conversion can be achieved if the reaction takes place at

(a) Low pressure and high temperature

(b) Low temperature and high pressure

(c) Low pressure and low temperature

(d) High pressure and high temperature.