Which progressive reform was designed to provide funds for schools and federal programs

Graduated Income Tax is the correct answer.

Many significant reforms took place during the Progressive Era. The Graduated Income Tax was one of them, which was created in order to provide the federal government with another source of income to cover funds that had been lost because of tariff substantial cuts.  

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:

no it wouldn't because yellow journalism would exaggerate in everything.