<u>The period in which the greatest economic or technological progress that occurred in the United States was between the end of the 19th century and the first half of the 20th century</u>. <u><em>During this period, the country went from being a simple agricultural economy to the first industrial power in the land</em></u>.
<u>It was in the second half of the nineteenth century when the first manufactures were created with imports of skilled foreign labor from England.</u>
<em><u>The answer is</u></em>: <u>A. Britain supplied a market for American manufactured goods</u>.
an expansion of settlement and growth in the western towns
If you mean "what was a direct result of the baby boom?" The answer would be a significant increase in population.
I believe it is D legal challenges through the court
the system of electrons surrounding the nucleus of an atom. The name electron cloud is an informal way to describe an atomic orbital.