Why was henry grady called the “voice of the new south”?

Person known as "the voice of the new south" and "the father of the new South"; use his influence working for the Atlanta constitution to persuade Northerners about the South ability to be industrial; helped to organize international cotton exposition

explanation:

he always remember humbleness for other

he was first president born poor

answer; /// i believe that the correct answer is (b)///they gained vast amounts of