How does the oil layer act on the incident light? Is there interference for a light with some wavelength in the reflected light, if light with the wavelength is prominent in the transmitted light?
a. The oil layer acts as a thin film, there is no interference.
b. The oil layer acts as a thick film, there is no interference.
c. The oil layer acts as a thin film, there is destructive interference.
d. The oil layer acts as a thin film; there is constructive interference.
e. The oil layer acts as a thick film; there is destructive interference.
f. The oil layer acts as a thick film, there is constructive interference.