Explanation:
realy sorry but i don't know pardon mr for this
soooooooooooorrryyyyyy
D. a science article about how talking directly on cell phones changes brain waves
<span>In order to vary the sentence structure, the sentence I would insert in the blank is C. Have you noticed how hard she works? The reason for this is because inserting an interrogative sentence that has a completely different structure and word order than the other two sentences works great in order to introduce some versatility into a paragraph consisting of a couple of sentences. Here, the only sentence that differs is C. which is why you should choose it. Starting three sentences in a row with the same word can be a bit dull and repetitive. </span>
Answer:
sorry but i cant be able to see the question