Q: Does "Han-era astronomers adopted a geocentric model of the universe, theorizing that it was shaped like a sphere surrounding the earth in the center." provide a valid answer to "In what era was a geocentric view of the universe adopted?"?
A: yes

Q: Does "The possibility of withdrawal depends on the terms of the treaty and its travaux preparatoire." provide a valid answer to "The terms and travaux preparatoire of the International Covenant on Civil and Political Rights were both factors in determining what aspect of the treaty as it relates to North Korea's stated intentions?"?
A: yes

Q: Does "The dBASE product was lightweight and easy for any computer user to understand out of the box." provide a valid answer to "Why was dBASE successful?"?
A: yes

Q: Does "The oldest brain to have been discovered was in Armenia in the Areni-1 cave complex." provide a valid answer to "The oldest known brain discovered was found in how old of a person?"?
A:
no