Does the sentence "Scientists do not know the exact cause of sexual orientation, but they believe that it is caused by a complex interplay of genetic, hormonal, and environmental influences." provide a valid answer to the question "What type of theories are favored by scientists studying sexual orientation?" OPTIONS:
- yes
- no

A: no

Does the sentence "The main theory suggests that Catalunya (Latin Gathia Launia) derives from the name Gothia or Gauthia ("Land of the Goths"), since the origins of the Catalan counts, lords and people were found in the March of Gothia, whence Gothland > Gothlandia >" provide a valid answer to the question "Where did the Catalan people originate?" OPTIONS:
- yes
- no

A: yes

Does the sentence "With Yoritomo firmly established, the bakufu system that would govern Japan for the next seven centuries was in place." provide a valid answer to the question "What was the term used to describe military governors?" OPTIONS:
- yes
- no

A: no

Does the sentence "The Daily Telegraph published an opinion piece by the Chinese ambassador to the United Kingdom, Fu Ying, who accused Western media of "demonising" China during their coverage of the torch relays." provide a valid answer to the question "Which newspaper published these accusations?" OPTIONS:
- yes
- no

A:
yes