A. Incas. Should be the correct answer because they developed in the Andes Mountains
<span>These nonessential elements, which can be words, phrases, or clauses, are set off with commas. Rule: Use commas before and after nonessential words, phrases, and clauses, that is, elements embedded in the sentence that interrupt it without changing the essential meaning.</span>
<span>Simile
Idiom
And Irony is some of the figurative language in Number the Stars </span>