How did the American workforce change during the 1950s?
For the first time, blue-collar workers were guaranteed an eight-hour day and a decent
wage.
O Women entered the workforce in much larger numbers than they had in the past.
O
For the first time, white-collar workers outnumbered blue-collar workers
O More African Americans entered the workforce than they had in the past.

O Women entered the workforce in much larger numbers than they had in the past.

Explanation:

During the world war in 1940s, Large portion of women started to enter the workforce to replace the men who were drafted into the war. During this time They erased the initial perception that women couldn't do as good as a job as their men counterpart.

When the war ended, many of the companies still keep their female workers due to their productivity. The number of female workers keep increasing ever since that time.

During 1950s, number around 33% of workers in united states were Women.  (Before the war it's only around 10%)

a phrase from a poem by ralph waldo emerson about the battle of lexington and concord. emerson's words read, “here once the embattled farmers stood / and fired the shot heard round the world.”

the answer should be founding brothers. i hope i you!