How did women’s roles in the workforce change during world war i?

a. women entered the industrial workforce for the first time.
b. women replaced men as workers in factories.
c. women fought in the war alongside men.
d. women became the primary earners at home.

The correct answer is:

B. Women replaced men as workers in factories.

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 was the first amendment