Answer:
c. trade dress.
Explanation:
Trade dress -
Trade dress is a type of intellectual property .
It refers to the visual characteristics of any goods and services , which helps to give the proper information and source of the product , is referred to as the trade dress .
Trade dress is a type of indication or trade mark of the manufacturer and is different for different products.
Hence , from the given scenario of the question ,
The correct answer is trade dress .