Silicon Valley (abbreviated as SV) is a region in the southern San Francisco Bay Area of Northern California, referring to the Santa Clara Valley, which serves as the global center for high technology, venture capital, innovation, and social media. San Jose is the Valley's largest city, the 3rd-largest in California, and the 10th-largest in the United States. Other major SV cities include Palo Alto, Santa Clara, Mountain View, and Sunnyvale. The San Jose Metropolitan Area has the third highest GDP per capita in the world (after Zurich, Switzerland and Oslo, Norway), according to the Brookings Institution.
Based on the above text, what's the best answer to this question: is silicon valley part of the bay area?
yes