Classic civilizations developed ,where is early river valley civilizations did not

vast empires

Explanation:

We should note that the classic civilizations led to the development of vast empires whereas those of early river valley civilizations did not.

This is because the society we have today and the vast empires were due to the civilization that had taken place in the past. The modern life that we are enjoying today is actually a product of the early civilization in the past.

abraham lincoln  (february 12, 1809  – april 15, 1865) was an american statesman, politician, and lawyer who served as the 16th  president of the united states  from 1861 until  his assassination  in april 1865. lincoln led the nation through the  american civil war, its bloodiest war and its greatest moral, constitutional, and political crisis.[2][3]  he preserved the  union,  abolished slavery, strengthened the  federal government, and modernized  the u.s. economy.

the answer would be a).