No one <span>closes the bus door after the bus driver gets off
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The only option from this list that shows the appropriate use of apostrophes would be "<span>the witnesses' testimonies" since in this case "witnesses" is plural. </span>
I believe who but I am now 100% sure
An alliteration is a sequence of words that all begin with the same later, such as the tongue-twister "she sells sea-shells on the sea shore".
The only alliteration that I find here is "silent sea" - so the correct answer as C, even though alliterations more often include more than two words, as in this case .