The early decades of the 1900s saw a steady rise in union membership numbers. however, since hitting a peak in the early 1950s, union membership in the united states has significantly declined. what is one of the related effects of this decrease in union membership?

a steady increase in the income gap between rich and poor

Explanation:

i do believe its (d) it allowed the government to offer pioneers sixty acres of western land if they lived on it and made improvements to it.

explanation: signed into law in may 1862, the homestead act opened up settlement in the western united states, allowing any american, including freed slaves, to put in a claim for up to 160 free acres of federal land. by the end of the civil war, 15,000 homestead claims had been established, and more followed in the postwar years

i believe your answer is d)