A. North and South,
Explanation: northern, southern and central.
The thing which was a major factor that threatened the major unity in the United States in the mid-19th century was:
<h3>The Great Depression</h3>
This refers to the period around 1929 in the United States which has a profound effect on the national economy.
This led to the failure of many banks, increase in unemployment and high deflation rates which all threatened the national unity.
Read more about Great Depression here:
brainly.com/question/441267
Answer:
Serbia bore the greatest responsibility for the outbreak of WW1. Serbian nationalism and expansionism were profoundly disruptive forces and Serbian backing for the Black Hand terrorists was extraordinarily irresponsible.
Serbia ultimately blamed Germany
Answer:
The Supreme Court of Ohio must approve it
Explanation:
Processing of raw materials. Examples: turning timber into furniture, turning iron-ore into steel, sheep shearing into wool.