The cavilers and roundheads were the two groups<span>
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<span>Assuming that this is referring to the same list of options that was posted before with this question, <span>the correct response would be the "steam engine", since these engines had no use in the development of the skyscrapers themselves. </span></span>
Is this from vietnam if sao they were under heavy fire
Answer:
I think it's B.
Explanation:
Hope my answer has helped you!