A beam of light composed of red and gree...

A beam of light composed of red and green rays is incident obliquely at a point on the face of rectangular glass slab. When coming out onn the opposite parellel face, the red and green rays emerge from

two points propagating in two different non-parallel directions

two points propagating in two different parallel directions

one point propagating in two different directions.

one point propagating in same direction.

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