The freezing point of equimolal aqueous solutions will be highest for

\( \mathrm{C}_{6} \mathrm{H}_{5} \mathrm{NH}_{3} \mathrm{Cl} \) (aniline hydrochloride)

\( \mathrm{Ca}\left(\mathrm{NO}_{3}\right)_{2} \)

\( \mathrm{La}\left(\mathrm{NO}_{3}\right)_{3} \)

\( \mathrm{C}_{6} \mathrm{H}_{12} \mathrm{O}_{6} \) (glucose)