A. Alexander Graham Bell
B. John Logie Baird
C. Guglielmo Marconi
D. James Watt
Explanation: Guglielmo Marconi is widely associated with the development and commercialization of practical wireless telegraphy and long-distance radio communication.
A. Alexander Graham Bell
B. John Logie Baird
C. Guglielmo Marconi
D. James Watt
Explanation: Guglielmo Marconi is widely associated with the development and commercialization of practical wireless telegraphy and long-distance radio communication.