According to scientists, how did early people migrate out of africa and into new places?
a. they used the wheel.
c. they used ships.
b. they used land bridges.
d. they used technology.

Nhis essay about the atomic bombing of japan during world war ii, a student has used statistics he found in an article in the online archives of the irish times. the article is from may 5, 1997, and is called “cancer finding in hiroshima.” there is no author given. how should the student cite this source using mla citation format?

How did the growth of the middle class affect social reform during the industrial revolution?

Who led the continental army in the final decisive battle of the revolutionary war at yorktown