(MC) Web diagram with a central oval surrounded by four ovals. The central oval reads, goals of the labor movement in the early 20th century. The four surrounding ovals read as follows, passage of child labor laws, improved workplace safety regulations, right of collective bargaining, and a question mark. © 2012 FLVS Which phrase completes the diagram? A: increased import taxes B: pay increases for workers C: nationalization of industries D: repeal of minimum wage laws

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:

a.   it resulted in widespread unemployment.

1) the degree of the function is odd, so the ends of the graph continue in opposite directions. because the leading coefficient is positive, the left side of the graph continues down the coordinate plane and the right side continues upward.