Answer:
C: The Assyrians became skilled warriors and invented of the battering ram.
Explanation:
The Assyrians were outstanding combatants. They had iron weapons and were amazing engineers. Assyrians had a fully equipped and professional standing army and were ruthless in battle which will later lead to their downfall. They also invented the battering ram and many military tactics that helped them expand their empire at a quicker pace.
The Pre-Columbian era incorporates all period subdivisions in the history and prehistory of the Americas before the appearance of significant European influences on the American continent, spanning the time of the original settlement in the Upper Paleolithic period to European colonization during the Early Modern period.
While the phrase "pre-Columbian era" literally refers only to the time preceding Christopher Columbus's voyages of 1492, in practice the phrase is usually used to denote the entire history of indigenous Americas cultures until those cultures were exterminated, diminished, or extensively altered by Europeans, even if this happened decades or centuries after Columbus's first landing. For this reason the alternative terms of Precontact Americas, Pre-Colonial Americas or Prehistoric Americas are also in use. In areas of Latin America the term usually used is Pre-Hispanic.
I believe the answer is Vietnam
