Answer:
Correct answer is C. oil
.
Explanation:
Option C is the only correct option as reasons for this drastic drop were pretty simple. During the 1980s the need for oil has been reduced, while on the other side the production has increased. Because of that the prices went down as it was impossible to sell all the oil that we had on the market.
All other options are false as the prices of this products didn't change drastically in that period,
Though many black leaders decried Lincoln’s tardy efforts to act definitively on slavery, when he finally did release the Emancipation Proclamation, both the freed and enslaved African-American community rejoiced at this decisive step towards freedom.
<span>The Korean Armistice Agreement created a 4km (which is 2.5 mile) wide Demilitarized zone between North and South Korea after the Korean War. Hope this helps!</span>
Islamist groups in the Middle east willing to use terror to achieve their goals.
D: raging storm hope this helps