Final answer:
Alexander Graham Bell made instant communication over distance through speech possible.
Step-by-step explanation:
Alexander Graham Bell is credited with inventing the telephone, which allowed for instant communication over distance through speech. Bell's invention revolutionized communication and paved the way for long-distance communication without the need for written messages or physical transportation. With the telephone, people could hear and speak to each other from different locations, enabling real-time communication across distances.
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