Which of the following thermometers, divided into equal sections with some values given in ${}^{\circ}\mathrm{C}$, shows a temperature of $15^{\circ}\mathrm{C}$?
Which of the following thermometers, divided into equal sections with some values given in ${}^{\circ}\mathrm{C}$, shows a temperature of $15^{\circ}\mathrm{C}$?