Answer:
A. hope it helps you and it corrrect
Answer:
abacus
Explanation:
Focus On. There is a long history detailing the invention of computing and calculating machines. The earliest recorded calculating device is the abacus. Used as a simple computing device for performing arithmetic, the abacus most likely appeared first in Babylonia (now Iraq) over 5000 years ago.
Answer:
Although the nullification crisis was ostensibly about South Carolina's refusal to collect federal tariffs, many historians believe it was actually rooted in growing Southern fears over the movement in the North for the abolition of slavery.
Fayetteville State University was founding in 1867 for the purpose of educating black children.
