Why did the Plateau Indians construct pit houses? to keep warm during the winter months
to protect themselves from other groups
to keep the community close together
to store supplies and harvested crops

i dont know sorry, but ik that you need to pay attention in class

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:

it the big letter b heart my answer

answer; /// i believe the correct answer is (oasis)