question:Does the sentence The Records of the Grand Historian by Sima Tan (d. 110 BC) and his son Sima Qian (145–86 BC) established the standard model for all of imperial China's Standard Histories, such as the Book of Han written by Ban Biao (3–54 AD), his son Ban Gu (32–92 AD), and his daughter Ban Zhao (45–116 AD). provide a valid answer to the question Which person had authored the Book of Han? OPTIONS: yes no

question:Determine if the sentence is true based on the text below: A startup is a newly emerged business. A startup company (startup or startup) is an entrepreneurial venture which is typically a newly emerged, fastgrowing business that aims to meet a marketplace need by developing a viable business model around an innovative product, service, process or a platform. A startup is usually a company designed to effectively develop and validate a scalable business model. OPTIONS: Yes It's impossible to say No

question:Solve this math problem Solve 12863*b + 12848*b + 615 = 0 for b.

question:but in the past, it took several years to develop a european standard so that some standards have lagged too far behind rapidly evolving technologies. Capitalize this past sentence correctly.