Final Answer:
The correct population figures for San Francisco in 2011 and 2012 are 814 thousand in 2011 and 826 thousand in 2012, therefore, the correct option is 1.
Step-by-step explanation:
In 2011, San Francisco's population was estimated at approximately 814 thousand residents, while by 2012, it had grown to about 826 thousand individuals. This incremental rise over the span of a year indicates a moderate but noticeable population increase within San Francisco.
Factors such as economic opportunities, migration patterns, and urban development initiatives might have contributed to this growth. San Francisco's allure as a tech hub, cultural diversity, and a hub for innovation likely played a role in attracting new residents.
This population trend showcases the city's ongoing appeal and its ability to sustain growth, reflecting its position as an influential and dynamic metropolis on the West Coast of the United States. Therefore, the correct option is 1.