Question

Which of the following inventions were done by Thomas Alva Edison?

A. Incandescent lamp

B. Phonograph C (Gramophone) and microphone

C. Carbon telephone transmitters

D. All of the above

Answer 1

Hello mate here is your answer

Option - D(All of the above)

In his 84 years, Thomas Edison acquired a record number of 1,093 patents (singly or jointly) and was the driving force behind such innovations as the phonograph, the incandescent light bulb and one of the earliest motion picture cameras. He also created the world's first industrial research laboratory.

Hope it helps! ✌️☺️✌️

Answer 2

Que-

Which of the following inventions were done by Thomas Alva Edison?

Which of the following inventions were done by Thomas Alva Edison? A. Incandescent lamp

Which of the following inventions were done by Thomas Alva Edison? A. Incandescent lamp B. Phonograph C (Gramophone) and microphone

Which of the following inventions were done by Thomas Alva Edison? A. Incandescent lamp B. Phonograph C (Gramophone) and microphone C. Carbon telephone transmitters

Which of the following inventions were done by Thomas Alva Edison? A. Incandescent lamp B. Phonograph C (Gramophone) and microphone C. Carbon telephone transmitters D. All of the above

Ans-

D. All Of The above.

I hope it help u ☺