Certified Sommelier Practice Exam 2025 - Free Certified Sommelier Practice Questions and Study Guide

Ribera del Duero is the correct choice because it is a prominent wine region located directly west of Rioja in Spain and is renowned for producing high-quality red wines primarily made from the Tempranillo grape, which is locally known as Tinto Fino. This region has a unique climatic profile with a continental climate that contributes to the intensity and character of its wines.

The terroir of Ribera del Duero, characterized by its varied altitudes and mineral-rich soils, allows for the development of complex flavors in the grapes, leading to wines that often exhibit deep color, bold fruit flavors, and a good structure suitable for aging. This has established Ribera del Duero as one of the top wine-producing areas in Spain, comparable in prestige to Rioja, but distinct in its expression of Tempranillo.

Other regions mentioned, while significant in their own right, do not share the same geographic proximity or the same focus on Tempranillo. Rueda is primarily known for its white wines made from Verdejo, Rias Baixas is famous for Albariño (a white grape), and Priorat is celebrated for its blends, often featuring Garnacha and Carignan, rather than Tempranillo. Thus, Rib