Some forms of human communication from a primitive tribe to a global village (mention A: A. computer network, TV stations, drumbeats, chopsticks B: B. smoke signals, pigeons, peacocks, mobile phones, emails … C: C. gestures, TV, email, fire, horns, flags, animals … D: D. shouting to each other, printing, telegraph, radio, internet …
Some forms of human communication from a primitive tribe to a global village (mention A: A. computer network, TV stations, drumbeats, chopsticks B: B. smoke signals, pigeons, peacocks, mobile phones, emails … C: C. gestures, TV, email, fire, horns, flags, animals … D: D. shouting to each other, printing, telegraph, radio, internet …
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