Answer:
Nicholas Copernicus was the Astronomer who first placed the sun at the center
That they were advanced enough to do metalworking, and that they had access to bronze ore.
<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 "transcontinental railroad," since this provided for fast and relatively cheap transportation. </span></span>
<span>The first dynasty that was the first group in China to use written records was the Shang Dynasty, also known as the Yin dynasty, which ruled from 1600 BC, until 1046 BC., when it was succeeded by the Zhou dynasty. During their reign, the earliest forms of written records originated, so they were the ones responsible for devising the first writing techniques in China, at least.</span>