Which of the following factors have had a positive impact on the agricultural industry in California in the past 100 years?

O There have improvements to farming methods, such as irrigation and other water systems.
O Luther Burbank developed more than 600 new plants and seeds.
O The increase in other industries has resulted in less demand for agricultural products
O both a and b
O none of the above

O both a and b

Improvements to farming methods such as irrigation and water systems have significantly increased efficiency and productivity in the agricultural industry in California. Additionally, Luther Burbank's development of new plants and seeds has led to increased crop variety and resilience. Both of these factors have had a positive impact on the agricultural industry in the state.

How has California's economy changed over the last years 100 years?

O Technology has grown, while agriculture has decreased
O Tourism has increased, while technology has decreased
O Agriculture has grown, while tourism has decreased
O Tourism, agriculture, and technology have increased

Option D: Tourism, agriculture, and technology have increased.

Over the last 100 years, California's economy has diversified and expanded significantly. Tourism has grown substantially due to attractions such as Disneyland, Hollywood, and national parks. Agriculture remains a vital industry in California, with the state being a significant producer of fruits, vegetables, and nuts for domestic and international markets. Additionally, California is a major hub for technology companies, particularly in Silicon Valley, leading to growth in the technology sector. Overall, all three sectors - tourism, agriculture, and technology - have seen significant growth and contributed to the state's economy.