9. advantages of desktop publishing over traditional methods include a. higher resolution and more space. b. higher cost and more expensive equipment. c. fewer mistakes and greater offset. d. unified workspace and increased flexibility.

The correct option is D.
Desktop publishing refers to the process of creating documents by using page laying outs skills on a desktop computer that is attached to a printer. Desktop publishing have many advantage over the traditional method and this include the unified work space and the increased flexibility which it offers.