The answer is A................
That all depends on the way the audience is preserving the literature. It also depends on HOW the author intends their audience read it. Comedic scenes can be used to relive tensions, but the author could also use comedy as a way to make the novel more intriguing. Comedic scenes may have symbolism, in which you will be able to figure out whether or not the intent was serious or playful.
A guest speaker presented yesterday's lecture – uses active voice
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Answer: C
Explanation
An active voice can be identified if the noun or the subject of the sentence makes an action or verb on the object.
Whereas in a passive voice, the object had made action or verb upon the subject or noun of the sentence.
These are taken in accordance with subject-verb agreement.
In most sentences, passive voice can be easily found out by the presence of the word ‘by’.
Among all the above options except C, each sentence uses the word ‘by’.