In which decade was the telephone invented?

Question

Which among the following was invented by Orville and Wilbur Wright, popularly known as Wright brothers, in 1903 ?
(A) Submarine
(B) Hovercraft
(C) Helicopter
(D) Aeroplane

Answer 1

The first successful bi-directional transmission of clear speech by Bell and Watson was made on March 10, 1876 when Bell spoke into the device, "Mr. Watson, come here, I want to see you." and Watson answered.