A. Telegraph
B. Printing Press
C. Typewriter
D. Photocopier
Answer: Printing Press
A. Telegraph
B. Printing Press
C. Typewriter
D. Photocopier
Answer: Printing Press
Additional Information: The printing press, invented by Johannes Gutenberg, allowed for the mass production of books and was pivotal in the spread of knowledge.
Subjects: Inventions and Discoveries, General Knowledge