How did interpretations of the idea that "all men are created equal" change between the writing of the declaration of independence and today?

a. interpretations narrowed to protect slavery and other discriminatory practices.

b. interpretations broadened to extend equality to different groups of americans.

c. interpretations changed very little because the declaration was not considered important.

d. interpretations focused on the declaration as a historical artifact instead of as a political text.

the u.s. department of labor is a cabinet-level federal agency that supports the american labor force. it has three overall functions. first, it protects the rights of workers and retirees. second, it provides job training. third, it provides statistics related to working, prices, and income.

in the 1800s, locomotives powered by steam made transportation faster and cheaper. the resulting rapid growth of railroads led to the connection of the atlantic and pacific railroad in oklahoma city in 1897.

in the last years of the century, the improvement of steam-based engines the expansion and growth of railroads. this growth increased when the companies started to build and expand, such as the atlantic and pacific railroad, which connected new mexico with california, and missouri with oklahoma. many of these new networks were built in oklahoma, and these changes transportation henceforward.