Helped to cause an economic boom in Oklahoma during the 1920s. i
The discovery of large deposits of
A coal
B. oil
C. copper
D silver

the answer is a. for apex ur welcome

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

we have pictures for proff

they also have books

hello answer is b i hope that helepd.