What Did Henry Grady Advocate

What did Henry Grady advocate?

A) He proposed expanding the rights of black Americans in the South.
B) He argued that the South should continue to base its economy on agricultural production.
C) He advocated diversifying the economy and expanding industrial production in the South.
D) He called for a national referendum to allow the South to secede peacefully.
E) He supported the construction of military bases throughout the South.