3. Find the correct definitionA) a portable phoneC) a headphoneB) an immovable phoneD) speakers4. Ray Tomlinson is a man who . . . . . . . A) invented the NetB) invented @C) invented @ and email D) invented email5. @ was invented in . . . . A) 1970B) 1972C) 1994D)19716. What are the advantages of computers?A) social skills, waste of time,B) researching, information, online educationC) Insomnia, lack of creativity, online education​