Which statement best describes how the compare-and-contrast pattern of the text supports the author’s purpose

The author conveys in the passage the disadvantages of Plastic and the advantages of aluminum over plastic. Hence, Option B is the correct statement.
A style of essay that points out the similarities and variations between two or more subjects is called as a compare-and-contrast essay. It can be used in cases where we have to differentiate and unite points about two or more topics.
Hence, Option B is the correct statement.
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