Answer:
Correct answer is European diseases had killed much of the native workforce.
Explanation:
As we all know around 90 percent of Natives died because of the diseases and other problems that were brought to them by Europeans. That is why they could only turn themselves to slave trade. Slaves were usually imported from Africa.
Other answers are false, especially options one and three, which have no connection with historical events. When it comes to option 4 it was actually pretty often that Africans would sell slaves to Europeans.
Answer: Decreased levels of melatonin
Explanation: Melatonin is a substance that is excreted at night and by which the brain sends signals that one should sleep, that is, a man / woman is feeling sleepy. When melatonin secretion decreases, the alertness increases, as is the case with Colby. Melatonin levels decrease at the base of the brain signal regardless of whether or not Colby slept enough the previous night. Feeling tired will induce some other receptors and consequent signals from the brain, but a natural decrease in melatonin throughout the day occurs normally.
The correct answer is A.
<em>The Israeli West Bank Barrier </em>is a separation barrier in the West Bank. It is considered a security barrier by Israel and a racial segregation and apartheid wall by the Palestinians. The vast majority of the barrier is comprised of an electric fence surrounded by a detection path, patrol road, ditch and barbed wire. It is 440 miles long.
Since the barrier, there<em> was a significant drop in terrorism in the West Bank. </em>It is attributed mainly to the large, constructed segments of the barrier which is an impediment for terrorists. This lowered the motivation of Palestinians militants to engage in terrorism.The number of suicide bombing carried out of the West Bank fell dramatically. Security cooperation between the Israelis and the Palestinian has been heightened and improved ever since.
On the other hand, the barrier<em> broke up Palestinian urban and rural blocks </em>and<em> </em>severed inter-community ties established over generations. This is considered to be a disregard of the needs of the Palestinians and their right to access their farmland.
Answer:
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Explanation:
It allows the economy's exchange rate to increase and it allows for a business to price goods according to labour and resources costs.