15. B
16. A
Hope this helped you!
Answer:
The correct sentence is C. " Mass immigration into the United States began in the 1830s, when many Irish, Germans, and Scandinavians arrived. "
Explanation:
Sentence "A" incorrectly implies that the arrival ofIrish, German, and Scandinavian immigrants is merely an example andnot the main cause of the mass immigration of the 1830s;
sentence "B"
incorrectly implies that the arrival of Irish, German, and Scandinavianimmigrants was somehow contrary to the beginning of mass immigrationin the 1830s.
The rise of the Ghana empire can begin when they started trading with traders, who desired their gold and salt. They amassed a great amount of gold from their tax and eventually conquered nearby villages. Their fall became under the influence of bad leaders, invasion of muslims, and eventually falling to the Mali Civilization.
Leapfrogging
Explanation:
- The US strategy was based on the combined action of all branches of the military: infantry, navy, and aviation attacks.
- To circumvent the skipping of the better-established Japanese islands, this strategy has been called "leapfrogging."
- The intention was to cut off opponents from logistical assistance and eventually destroy them.
- After the conquest of the strategically important islands, the Allies, using skilled construction battleships, built airstrips, harbor installations, roads, bridges, anything that served military needs.
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