A GUID is a 128-bit (16 byte) number used by software programs to uniquely identify the location of a data object. What is correct full form?

A GUID is a 128-bit (16 byte) number used by software programs to uniquely identify the location of a data object. What is correct full form?
[A]Graphical User Identifier
[B]Globally Unique Identifier
[C]Globally Unique Internet
[D]None of these
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