Multiple choice

There was a huge rivalry between N. Tesla & G. Marconi as to who invented this item first:

  1. the engine

  2. the radio

  3. the television

  4. the telegraph

Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Nikola Tesla and Guglielmo Marconi were famously involved in a legal and public dispute over the invention of radio technology. Marconi is often credited with the first practical radio system, while Tesla held many foundational patents.