Step 1: Understand the meanings of the terms.
- Trademark: Legal protection of a brand or a part of a brand.
- Brand name: The part of the brand that can be spoken.
- Brand: A name, term, symbol, or design used to differentiate a product.
- Brand mark: The part of the brand that can be recognised but is not utterable.
Step 2: Match Column I with Column II based on the definitions.
\[
\text{a. Trademark - (ii), b. Brand name - (iv), c. Brand - (i), d. Brand mark - (iii)}
\]
Conclusion: The correct option is
(C).