Answer:
(a) Polished wooden table will take place a regular reflection because its surface is smooth.
(b) Chalk powder takes place a diffused reflection because its surface is-uneven.
(c) Card board surface has minute irregularities on it, so it will have a irregular reflection.
(d) Marble floor with water spread over it takes place a regular reflection as it will act like a plane surface.
(e) Mirror has a regular reflection. It surface is also shiny and has smooth surface.
(f) Piece of a paper takes irregular of diffused reflection because it has uneven surface.
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