A. Thomas Edison
B. Alexander Fleming
C. John Logie Baird
D. Samuel Morse
Explanation: John Logie Baird was a pioneer of mechanical television and publicly demonstrated an early working television system in the 1920s.
A. Thomas Edison
B. Alexander Fleming
C. John Logie Baird
D. Samuel Morse
Explanation: John Logie Baird was a pioneer of mechanical television and publicly demonstrated an early working television system in the 1920s.