Which statement describes a printer driver?

Which statement describes a printer driver?

• It is the interface in Windows that identifies a unique printer attached to the workstation.
• It is cache inside a printer that stores documents to be printed in a queue.
• It is software that converts a document into the format that a printer can understand.
• It is the configuration code that is sent to a printer to identify the operating system of the workstation.
  

  Explanation: Printer drivers are software programs that convert various media types in a document to a stream of commands in a language that the printer can understand. During a printer installation, Windows links an interface called “printer” with a specific driver that is compatible with the actual printer hardware.