B, C and D are the correct answers hope I can help!
Answer:
Explanation:
California's Mines After the Gold Rush As gold became more and more difficult to reach, the growing industrialization of mining drove more and more miners from independence into wage labor. The new technique of hydraulic mining, developed in 1853, brought enormous profits but destroyed much of the region's landscape.
<span>Phosphorus is a supply that is never found as a free element
on Earth because of its high reactivity. They are mostly found in maximally
oxidized phosphorus-containing minerals as inorganic phosphate rocks. It comes
in two major forms, the white and red phosphorus. This element is essential for
life because they are part of the components of DNA, RNA, ATP, and
phospholipids that are found in cell membranes. Urine and bone ash have high
concentrates of phosphorus. It can also be used in detergents, pesticides, and
nerve agents. </span>
Answer:
The central government and the states owed huge debts to European countries and investors. Without the power to tax, and with no power to make trade between the states and other countries viable, the United States was in an economic mess by 1787.
Explanation:
The main reason why the building of canals slowed in the 1830s and 1840s was because "Railroads started in America at this time" and the five ways in which the South was affected would be "Slaves became more important and valuable" "Land under production declined" "Southern attitudes about slavery hardened" "Cotton became the principal southern crop" and "<span>Cotton became a major U.S. export", since there was never a Caste system in the South. </span>