Which option is an example of a historical argument?

B. The Roman Empire traded with Han China because Chinese silk had been found in early Roman cities.
Answer:
Option B. The Roman Empire traded with Han China because Chinese silk had been found in early Roman cities is an example of a historical argument.
Explanation:
A historical argument is one used to provide an explanation in a research paper by telling how and why a certain event took place. A historical argument, then, gives reasons to the writer to hold certain opinion about an event in the past, and tell the readers about it.