When did Motorola introduce the first cell phones for commercial use? A. In the same years when he first made a cell- phone call. B. In 1981. C. In 1983. D. In the same year when AT&
When did Motorola introduce the first cell phones for commercial use?
A. In the same years when he first made a cell- phone call.
B. In 1981.
C. In 1983.
D. In the same year when AT& T constructed a cell phone system.