Which of the following is NOT expressly listed in the definition of 'mark' in section 2(1)(m) of the…

Section 2(1)(m) says 'mark' includes a device, brand, heading, label, ticket, name, signature, word, letter, numeral, "shape of goods, packaging or combination of colours or any combination thereof". "Smell" is not named in the list. Shape, packaging and colour combinations are expressly included, which is why trade dress can be protected as a mark.