It should be Pathos. It doesn't appeal to logic or credibility, but instead the language makes a strong impression on emotion.
The tone of this sentence is considered optimistic or positive since the word perfect is used to describe what it is like to have a bunny for a pet. Also, since the word bunny is used rather than rabbit, the tone is casual and informal.
The answer is: [A]:
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"<span>combine related sentences with transitional words" .
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Note:
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Choice [B]: "</span><span>begin all sentences in the same way" ; is incorrect. To the contrary, beginning all sentence in the same way is NOT recommended and would worsen sentence flow in an essay. It is recommended that one NOT begin ALL sentences in the same way but rather to vary sentences and use supporting detail.
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Choice [C]: "make sentences a similar length" ; is incorrect. To the contrary, sentence VARIETY is encouraged.
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Choice [D]: "write only complex sentences" ; is incorrect. As mentioned directly above, sentence VARIETY is encouraged. Furthermore, writing only complex sentences would like confuse or distract the reader and make it difficult to comprehend what is written.
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Choice [A]: "combine related sentences with transitional words" ; is a great way to improve sentence flow in an essay (if done correctly); and keeps the reader engaged — and helps organize the essay, as well.
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Thus, "Answer choice: [A]: "combine related sentences with transitional words" ; is clearly the best answer — and the correct answer!
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Benefits - easy to obtain , reliable. drawbacks - bad for environment , theres better alternatives