What rhetorical used to martin luther king's speech

anaphora

Rhetorical devices are abundant in the “I Have A Dream” speech. Most noticeable, and frequently used, is anaphora, which our dictionary defines as “the repetition of a word or phrase at the beginning of successive clauses”: Now is the time to make real the promises of democracy.

Explanation:

we know that, volume of a rectangular prism is given by :

✿   {length × width × height}

given : the length of rectangular prism = 5.5

given : the width of rectangular prism = 6

given : the height of rectangular prism = 3

⇒ the volume of given rectangular prism = {5.5 × 6 × 3}

⇒ the volume of given rectangular prism = 99

your answer is c) experiments with water vapor showed that elements combine in specific proportions.