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Samuel Morse revolutionized communication in the nineteenth century by
1. making the telephone practical.
2. leading the group that developed the Internet.
3. using the railroad to deliver mail.
4. inventing the telegraph.
5. developing wireless communication technology.
1. making the telephone practical.
2. leading the group that developed the Internet.
3. using the railroad to deliver mail.
4. inventing the telegraph.
5. developing wireless communication technology.