An atrium refers to a large open air covered space that is surrounded by a building. It is normally several stories in height and is often covered by glazed roofs or large windows. When architects are designing large building they usually include atrium because it provides light and ventilation to the interior of the house. <span />
Answer:
Well, first he needs to know Mendelssohn's techniques. Then, once he has an understanding of Mendelssohn's techniques, he will have to create a rough draft of the piece. Then, if and when he makes any edits and revises, he will be able to create his final piece.
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Answer is A - airbrushing