CONCEPT:

• Television sometimes shortened to tele or telly, is a telecommunication medium used for transmitting moving images in monochrome (black and white), or in color, and in two or three dimensions and sound.
• Television is a mass medium for advertising, entertainment, news, and sports.

EXPLANATIONS:

• Television was invented by John Logie Baird (14 August 1888 - 14 June 1946), in Helensburgh on the west coast of Scotland, the son of a clergyman.
• Dogged by ill health for most of his life, he nonetheless showed early signs of ingenuity, rigging up a telephone exchange to connect his bedroom to those of his friends across the street.
• Newton: Issac Newton was an English physicist and mathematician famous for his laws of physics.  He discovered the Gravitational force and introduce the concept of calculus to the world.
• Graham Bell: Alexander Graham Bell was known for inventing the first working telephone in 1876 and founding the Bell Telephone company in 1877.
• Watson: It is a patronymic surname of English and Scottish origin. Meaning "Son of Walter', the popular Old English gave names "Wat" or "Watt" was diminutive forms of the name Walter. Watson is 46th -most common surname in England and nineteenth most common in Scotland.
• Hence option 4 is correct.