Which statement best defines a used motor vehicle dealer?

The definition of a used motor vehicle dealer specifically refers to an individual or entity engaged in the sale of used automobiles, typically doing so for profit or on a commission basis. This role involves not only the sale of vehicles that have had previous owners but also often includes a range of responsibilities such as sourcing vehicles, negotiating sales, and handling paperwork related to the transfer of ownership.

The emphasis on profit or commission indicates that the dealer is actively working in a commercial capacity rather than merely serving as an informal seller or hobbyist. This distinction is important within the framework of motor vehicle regulations and licensing requirements. Being categorized as a used vehicle dealer often requires compliance with specific legal standards and practices that govern the sale of pre-owned vehicles.

In contrast, the other options do not align with the definition of a used motor vehicle dealer. Selling only new cars, focusing exclusively on repairs, or dealing in farm equipment falls outside the scope of what constitutes a used vehicle dealer, emphasizing the unique role that the correct answer encapsulates.