Which two statements about the han dynasty explain why it was the golden age of china? a).it lasted for more than 400 years and didn’t face any natural disasters. b).all areas of life, including literature, technology, economy, science, and philosophy, grew and thrived. c).the creation of the silk road opened up china to other civilizations and strengthened its economy. d).china started to develop a strong central government with a belief in the mandate of heaven. e).taoism and confucianism both existed in harmony.