Paper 1 · Communication
The primary channels used by individuals to communicate with others are
ARadio and television
BE-mail
CTone of voice
DSight and sound ✓ Correct
Correct answer: (D) Sight and sound — The primary channels are sight and sound, so that is the answer.
Explanation
★The primary channels are sight and sound, so that is the answer.
★People chiefly communicate through what is seen and what is heard.
★Sight carries gestures, expressions and written signs.
★Sound carries speech and tone.
★Radio, television and e-mail are media that themselves work through sight and sound.
★So the primary channels used by individuals are sight and sound.
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