Does the sentence "The Frankish expansion of the Carolingian Empire and the Bavarian expansion in the eastern Alps introduced feudalism and the building of castles to support the growing number of dukedoms and kingdoms." provide a valid answer to the question "What did the Frankish expansion and the Bavarian expansion introduce?" OPTIONS:
- yes
- no

A: yes

Does the sentence "For much, but by no means all, of the Middle East, the predominance of Islam lends some unity, as does the transient accident of geographical continuity." provide a valid answer to the question "What sentiment persists even though racial and colonial definitions of the Middle East are no longer ideologically sound?" OPTIONS:
- yes
- no

A: no

Does the sentence "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 the question "Who was able to describe the process of evaporation?" OPTIONS:
- yes
- no

A: no

Does the sentence "In the 1930s, record companies began issuing collections of 78 rpm records by one performer or of one type of music in specially assembled albums, typically with artwork on the front cover and liner notes on the back or inside cover." provide a valid answer to the question "When were albums as we currently know them widely released?" OPTIONS:
- yes
- no

A:
yes