The steady progress of industry in the united states was possible because

a. new sources of energy allowed industry to develop
b. man's creative mind developed methods to increase production
c. improved methods of transportation and communication where developed
d. all of the above

thx

d. all of the above

Explanation:

The industry evolved with creative and revolutionary technologies in such a way that the progress was very steady. There was new energy sources, new production methods, new methods of transportation and the more developed industry would become to the market, the more things it could use to further develop itself.

i think u are supposed to write a long-essay answers to the long-essay questions

worcester v. georgia, legal case in which the u.s. supreme court on march 3, 1832, held (5–1) that the states did not have the right to impose regulations on native american land. andrew jackson refused to enforce the ruling, the decision form the basis for most subsequent indian law in the united states.