Part of making comparisons involves contrasting unlike characteristics.
a. true
b. false

True

Figure of Speech (or stylistic device or rhetorical device) is using of different styles to complement an idea, feeling or meaning. These speeches give importance, newness of expression, or clearness. The following are the figures of speeches: 

Synecdoche, Anastrophe, Anaphora, Antonomasia, Personification, Simile, Analogy, Metaphor, Alliteration, Euphemism, Assonance,Idiom, Funny Metaphors, Jargon, Double Negative, Anadiplosis,Appositive, Enthymeme, Parallelism,  Adjunction, Antithesis,Apostrophe, Climax, Metonymy, Oxymoron, Litotes, Paralipsis,Hyperbole, Onomatopoeia, Imagery, Symbol, Pun, Allegory,Tautology, Rhetoric, Zeugma, Anticlimax, Consonance, Irony,Polysyndeton, Rhetorical Question, Asyndeton, Parenthesis,Antimetabole, Epistrophe, Understatement, Chiasmus, Epithet andFalse Analogy.   

A metaphor is a subtle comparison of one word, relating to another.

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