Which historical event opened the door for many women who worked at the Langley Laboratory? World War I The Civil War World War II The Great Depression

World War I

Explanation:

The relations between America and Germany were rapidly failing as 1916 came around. When America did go to war, most men were jumping trenches in Europe. To close the employment gap, women gained a more important role in the work force, including more job options. like at Langley Laboratory

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what is the tax base for the sales tax?

it should be (usually ) 6%

raliegh, north ! hope this