80 mL gas is collected over water at 17°C and 750 mm-Hg pressure the same amount of gas is occupies a volume of 72 mL at STP in dry condition. Calculate the vapor pressure at 17°C.[C-2.1, IUT : 2021-22]

A 726.6 mm-Hg

B 23.5 mm-Hg

C 32.41 mm-Hg