MCQOPTIONS
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MCQOPTIONS
| 1. |
Most used GSM frequency bands in the U.S are ____? |
| A. | 900, 1800MHz |
| B. | 850, 900MHz |
| C. | 850, 1900 MHz |
| D. | 1800, 1900MHz |
| Answer» D. 1800, 1900MHz | |