Answer:
The Portuguese were using enslaved Africans on sugar plantations in Madeira,They were able to buy slaves from African merchants in this region in return for cloth, horses, trinkets and salt.
Explanation:
Primary sources provide a first-hand account of an event or time period and are considered to be authoritative. They represent original thinking, reports on discoveries or events, or they can share new information. ... Secondary sources involve analysis, synthesis, interpretation, or evaluation of primary sources.
Explanation:
There was an incident that was called the Dolphin incident. Wilson whom was the United States sent some of their sailors were arrested by the administration of Victoriano Huerta whom was the President of Mexico when they went to give more supplies to the United States Dolphin.
Wilson apologized and requested for their release but Huerta disagreed. This led President Wilson to send the United States Navy to Mexico to occupy Veracruz port.
In conclusion, U.S. sailors had been briefly arrested.
Therefore, the correct option is A.
<span>In an element square in the periodic table the number with the greatest numerical value represents the Atomic Mass</span>