Answer:
C. Increase in price due to shortage of goods
Explanation:
If an item sells more than usual then prices will raise to force more customers to buy it.
1.the president has the sole power to negotiate and sign treaties. but must have 2/3 of senate agree to it.
2. the power to make executive agreements with other countries. these agreements have the the same legal status as treaties, but they do not require senate conduct.
3. where the united stated will recognizes government of other countries and have dealing with that government.
The explorers David Livingstone and Henry Stanley revealed many important features of Africa through their 19th-century explorations of this continent.
<h3>Who was David Livingstone?</h3>
David Livingstone (1813 - 1873) was a prominent British physician and explorer, he is considered one of the greatest figures in the history of exploration.
Among his most outstanding observations are astronomical observations and the exploration and establishment of African cartography.
Additionally, he was noted for his reports on the botany, geology, and zoology of the African continent. Finally, another of his greatest achievements was that he was considered a national hero of Great Britain for his fight against slavery.
<h3>Who was Henry Morton Stanley?</h3>
Henry Morton Stanley (1841-1904) was a prominent British-American explorer and journalist who became famous for his expeditions to then-mysterious Central Africa.
A highlight of his life as an explorer was his meeting with David Livingstone who had been lost in Africa for four years.
Learn more about Africa in: brainly.com/question/1959687
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Germany's use of the submarine changed the rules of naval warfare.