The first major technological development in creating a powerful mass media occurred in the mid-19th century with the invention of the ________ that led to the widespread distribution of affordable newspapers, magazines, and books.

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The Answer of The first major technological development in creating a powerful mass media occurred in the mid-19th century with the invention of the ________ that led to the widespread distribution of affordable newspapers, magazines, and books.

The First Major Technological Development in Creating a Powerful Mass