According to the Author, Graphic Design as We Know It

According to the author, graphic design as we know it today has its roots in two developments. They are:

A) the discovery of the Rosetta Stone and the invention of the camera obscura.
B) motion pictures and television.
C) the printing press and the Industrial Revolution.
D) the discovery of the Rosetta Stone and the printing press.
E) the printing press and motion pictures.