What are the achievements from the Xia Dynasty?

The Xia dynasty is said to be the first to irrigate, produce cast bronze, and build a strong army. It used oracle bones and had a calendar. Xi Zhong is credited in legend with inventing a wheeled vehicle. He used a compass, square, and rule.

the answer is false.

option d is correct. corroborated sources of historical evidence   is necessary to validate a claim about an event in history.

historians tend to use written sources, but audio and visual materials as well as artifacts are important objects that supply information to modern historians.

historical sources are usually divided into two categories: primary and secondary sources. depending on the historian's intent, some sources shift their designation. determining what type of sources toimplement, and the level of credibility and reliability of those sources, is a significant step in critical thinking for the historian.

explanation: