Calculate the Transmittance of a Solution of Benzene in Cyclohexane

Calculate the transmittance of a solution of benzene in cyclohexane of concentration 0.020 mol dm^-3 and path length 0.20 cm at a wavelength of 255 nm, if the molar absorption coefficient at this wavelength is 210 (mol dm^-3) ^-1 cm^-1.

A) 2.32
B) 6.92
C) 0.43
D) 0.14