Which of the following is a major hop producing region in the United States?

The Yakima Valley is renowned as a major hop-producing region in the United States, located in Washington State. This area benefits from a unique climate and geography that are particularly suited for hop cultivation, such as warm days, cool nights, and fertile soil, allowing for the growth of a variety of hop strains. As a result, it accounts for a significant percentage of the total hop production in the country, well-known for high-quality hops that are essential for brewing a wide array of beer styles.

In contrast, the Barossa Valley and Tasman Valley are both located in Australia and are primarily recognized for wine production rather than hops. This distinction highlights the geographical specialization of agricultural products in these regions. Humboldt Valley, while known for its agriculture, does not have the same prominence in hop production as the Yakima Valley.

The choice of the Yakima Valley reflects its established reputation in the hop industry, making it the correct answer to the question about major hop-producing regions in the United States.