Does the sentence "The Sentinel newspaper was introduced in 2012." provide a valid answer to the question "How many local newspapers does the island have?"

A: no

Does the sentence "In very severe cases, intravenous corticosteroids, magnesium sulfate, and hospitalization may be required." provide a valid answer to the question "What happens in very severe cases of asthma?"

A: yes

Does the sentence "Wilkins and Robert Smirke went on to build some of the most important buildings of the era, including the Theatre Royal, Covent Garden (180809), the General Post Office (182429) and the British Museum (182348), Wilkins University College London (182630) and the National Gallery (183238)." provide a valid answer to the question "When was the General Post Office built?"

A: yes

Does the sentence "European countries established a few coastal colonies in Africa by the mid-nineteenth century, which included Cape Colony (Great Britain), Angola (Portugal), and Algeria (France), but until the late nineteenth century Europe largely traded with free African states without feeling the need for territorial possession." provide a valid answer to the question "Europe did not feel the need to posses territory in Africa until?"

A:
no