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____ is a one-of-a-kind serial number that identifies the mobile device and is kept in the hardware

28. ____ is a one-of-a-kind serial number that identifies the mobile device and is kept in the hardware.

1. Electronic serial number
2. Station class mark
3. Mobile identification number

Answer: A) Electronic serial number

Explanation:

Electronic serial number is a one-of-a-kind serial number that identifies the mobile device and is kept in the hardware.