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People could communicate quickly over long distances.
how many people were affected
one person
thousands of people are affected
Over 10000 people where affected by the tsunami.
3000000 people are affected
1 out of 4 people are affected
how many people are affected by MS (multiple sclerosis)
Most people in the world are affected by dust. (Affected = it influences them in some way)
85 people were affected by H1N1
All people on earth are affected by their environment.
he invented the telegraph and changed the way people communicate forever