From his experiments, S.L. Miller produced amino acids by mixing the following in a closed flask: [NEET 2020]

\(\mathrm{CH}_3, \mathrm{H}_2, \mathrm{NH}_4\) and water vapour at \(800^{\circ} \mathrm{C}\)

\(\mathrm{CH}_4, \mathrm{H}_2, \mathrm{NH}_3\) and water vapour at \(600^{\circ} \mathrm{C}\)

\(\mathrm{CH}_3, \mathrm{H}_2, \mathrm{NH}_3\) and water vapour at \(600^{\circ} \mathrm{C}\)

\(\mathrm{CH}_4, \mathrm{H}_2, \mathrm{NH}_3\) and water vapour at \(800^{\circ} \mathrm{C}\)