What is one theme that sets the modern era apart from previous time periods?
O A. The colonization of foreign lands
O B. The development of industrial technology
O c. The establishment of global empires
O D. The economic isolation of world economies

B. The development of industrial technology

Explanation:

I got this answer because back then in the Slavery and Great Depression era they did not have all the type of technology that we do now in the 21st century

necessary and proper clause. the congress shall have power to all laws which shall be necessary and proper for carrying into execution the foregoing powers, and all other powers vested by this constitution in the government of the united states, or in any department or officer thereof.

evaluate the extent to which the seven years' war (french and indian war, 1754–1763) marked a turning point in american relations with great britain, analyzing what changed and what stayed the same from the period before the war to the period after it.