What can be described as a substance to provide nutritional support for an organism, and was one of the specialties of the Marnie Rose Agency?
Marnie Rose Agency:  The agency was created by Marnie Rose, formerly of Martha Stewart Living Omnimedia, to work with artists whose specialties include: Still Life, Tabletop, Food, Lifestyle, and Interior Photography as well as Prop, Food, Wardrobe, and Off-Figure Styling. Food: Food is any substance consumed to provide nutritional support for an organism.
Food