An Unknown Volatile Liquid Is Vaporized at 110 ° C

An unknown volatile liquid is vaporized at 110 ° C and 0.920 atm. If the vaporization gives 271 mL of vapor with a mass of 1.314 g, what is the molar mass of this compound?

A) 0.886 g/mol
B) 1.62 g/mol
C) 73.9 g/mol
D) 166 g/mol