Does the sentence "Liutprand of Cremona, who was twice an envoy to the Byzantine court (949 and 968), identifies the "Russi" with the Norse ("the Russi, whom we call Norsemen by another name") but explains the name as a Greek term referring to their physical traits ("A certain people made up of a part of the Norse, whom the Greeks call [...] the Russi on account of their physical features, we designate as Norsemen because of the location of their origin.")." provide a valid answer to the question "What did Ahmad say about the Rus when he described clothing?"

A: no

Does the sentence "In 2012, London became the first city to host the modern Summer Olympic Games three times." provide a valid answer to the question "How many times has London hosted the Summer Olympic Games?"

A: yes

Does the sentence "Most mammals are viviparous, giving birth to live young." provide a valid answer to the question "What is the common mammal group that gives birth to live young?"

A: yes

Does the sentence "This early example of a corporate logo, introduced as part of Herbert Chapman's rebranding of the club in the 1930s, was used not only on Cup Final shirts but as a design feature throughout Highbury Stadium, including above the main entrance and inlaid in the floors." provide a valid answer to the question "What style of logo did Chapman introduce in the 1930s?"

A:
no