In a capitalist economy, greater competition directly benefits Aconsumers Bemployers. Cproducers Dlawmakers

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:

they remained in rural areas and worked at jobs such as lumbering or farming.

the answer is c, all the other options are things they are known for.

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