Answer:
I think it is B, but it could be C. Im pretty sure it's be. i hope im right and that this helps you.
<span>Qin Shi Huang, also known as </span>Qin Shi Huangdi I believe
Well without a description om shooting in the dark. But id assume that the answer is Trench Warfare. Since A- was around since contact with Native Americans and largely popular in North America. B- Only was used and discovered in WW2. And C- was used but was largely frowned upon and condemned by both sides.<span />
Special words or expressions that are used by a particular profession and are difficult for others to understand are called "jargon," since they are often only understood by people "in the know".
