<span>2,575 years passed between 3100 BC and 525 BC. Calculation of years in the BC era is found by taking the earlier date, or larger number, and subtracting the later or more recent date, the smaller number. 3100 - 525 = 2,575 years.</span>
<span>Among the choices, the one that describes an advantage oral history has over written history is C, Oral history can engage and entertain listeners by using music, rhythm, and poetry. They aren't considered primary sources because they can be changed as time goes on, depending on the storyteller.</span>
The population of Puerto Rico traces its ancestry in mostly the Spanish colonists and the indigenous people of the island. They have mixed over time and gradually created a mestizo population, which became the dominant population on the island and still is. There are of course some other influences in the gene pool of the Puerto Ricans, with some of it being from the African continent because of the African slaves that were brought, but it is a small minority, and it is also a population that has been heavily mixed.
1, 1863, three years into the war. ... Now the war was about ending slavery, which led to the tide changing in favor of the Union under the leadership of Ulysses S. Grant. The Emancipation Proclamation didn't free all slaves, just those living in Confederate states. Hope that helped!!
