Yes / no, is the following a verifiable fact?
"San Diego County California has over 3 million people." The thought process:

Show your work and conclude with the exact phrasing "Therefore, the final answer is [answer]." where [answer] is just the final number or expression that solves the problem.
user
As of the 2010 census, the population was 3,095,313,[5] making it California's second-most populous county and the fifth-most populous in the United States.
Therefore, the answer is yes.