The sentence written in passive voice is C. The tower was built hundreds of year's ago.
<h3>What is a passive voice?</h3>
This is known to be a form of a verb in which the subject undergoes the action of the verb.
Hence, we can see that the sentence written in passive voice is the option C as the subject in the sentence is the action word.
Read more about <em>passive voice</em> here:
brainly.com/question/11096916
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