Iolar mass of a volatile liquid

$20-$ Giving the following set of data:

Mass of condensed vapor $=0\mathrm{.}85$

Volume of the flask $=265ml$

Atmospheric pressure $=0\mathrm{.}939$atm

Boiling point water $=97\mathrm{.}0C$

Calculate the molar mass of the volatile liquid?

L$.$atm$/$mol$.$K$)$

a$)104\frac{g}{m}ol$

b$)115\frac{g}{m}ol$

c$)111\frac{g}{m}ol$

d$)110$