_____ is that part of a brand which can be recognised but can not be vocalised i.e non-utterable. It appears in the form of a symbol, design or distinct colour scheme.

Brand mark

The correct answer is option (2) - Brand mark.

Brand mark: A brand mark is that part of a brand which can be recognized but cannot be vocalized i.e. is non-utterable. It appears in the form of a symbol, design or distinct colour scheme. For example: 'Girl’ of Amul, 'Maharaja' of Air India, 'Ronald' of McDonald etc.