Why was Lincoln chosen as the central symbol for the Lincoln memorial?

A. he was a symbol of living and dead
B. he was a symbol of peace and prosperity
C. he was a symbol of Wealth and security
D. he was a symbol of Strength and unity

D. he was a symbol of Strength and unity

Abraham Lincoln is seen as a central symbol for the Lincoln Memorial due to his role as a unifying and strong leader during a time of great division in the United States. His leadership during the Civil War and his efforts to preserve the Union are viewed as emblematic of strength and unity.