Trademarks protect:     a literary piece     music lyrics     intellectual works     commercial names, phrases and logos

Option D

Trademark protects slogans, logos, product and business names. A name, phrase or symbol is protected by trademark. A trademark can be name of a company, name of product, or symbol that represents it which is used by a manufacturer or merchant to identify his goods and distinguish them from those manufactured or sold by others. Trademarks help consumers to know which products come from which producers. Copyright is for literary and artistic works and intellectual creations. A trademark protects items that help define a company brand.