The correct answer is Al Gross.
Al Gross was an American inventor who is credited with inventing the first paging system in 1949. He was born in 1922 in Brooklyn, New York, and died in 2014 in Colorado Springs, Colorado.
Gross’s paging system was a one-way system that used radio waves to transmit messages to pagers. The pagers were small, handheld devices that would vibrate or beep when a message was received.
Gross’s paging system was initially used by hospitals and businesses to communicate with employees. However, it soon became popular with the general public, and by the 1970s, pagers were a common sight on the streets.
Gross’s paging system was a revolutionary invention that changed the way people communicated. It made it possible for people to stay in touch with each other even when they were not in the same place.
The other options are incorrect.
- Teri Pall is an American inventor who is credited with inventing the first wearable pager in 1983.
- Alexander Graham Bell is a Scottish-born inventor who is credited with inventing the telephone in 1876.
- Martin Cooper is an American inventor who is credited with inventing the first handheld mobile phone in 1973.