Does the sentence "Research has shown that in Namibia the risk of contracting malaria is 14.5% greater if a person is also infected with HIV." provide a valid answer to the question "What is the risk of contracting malaria if an individual is already infected with HIV?"

A: yes

Does the sentence "In 2005, the Supreme Court ruled in favor of MGM, holding that such services could be held liable for copyright infringement since they functioned and, indeed, willfully marketed themselves as venues for acquiring copyrighted movies." provide a valid answer to the question "What did P2P file sharing services market themselves as?"

A: yes

Does the sentence "They used the feathers for robes, blankets, and ceremonial purposes." provide a valid answer to the question "What other purposes have the domesticated turkey been used for aside from food?"

A: yes

Does the sentence "By the late 10th century Italy had been drawn into the Ottonian sphere after a period of instability; Otto III (r. 9961002) spent much of his later reign in the kingdom." provide a valid answer to the question "In what year did Otto I become Holy Roman Emperor?"

A:
no