Explanation:

- Arboriculture: ?? The correct answer is Arboriculture. It involves the cultivation, management, and study of individual trees, shrubs, vines, and other perennial woody plants. It's typically practiced for aesthetic purposes, landscape design, and preservation.

- Floriculture: ?? This is the cultivation of flowering and ornamental plants for gardens and for the floral industry. It's more about flowers and decorative plants, not trees.

- Viniculture: ?? This refers to the cultivation of grapevines for winemaking. It's specific to vineyards and grapes, not general tree management.

- Silviculture: ?? This is the practice of controlling the growth, composition, and quality of forests to meet diverse needs. It focuses on forests, not individual trees for amenity purposes.