Multiple choice general knowledge math & puzzles

The facility which allowes mobile subscribers to switch from one service to another without changing their mobile number

  1. Protectability

  2. Portability

  3. Promotability

  4. Permiability
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Mobile Number Portability (MNP) allows mobile subscribers to switch between service providers while retaining their existing phone number. This facility promotes competition and gives consumers the freedom to choose better services without the inconvenience of changing their contact number.

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