Does the sentence "Although historically it was used without refining to pave roads, nearly all of the bitumen is now used as raw material for oil refineries in Canada and the United States." provide a valid answer to the question "Besides occurrences in Canada, where in the US is asphalt found?"

A: no

Does the sentence "Such institutional support may include government recognition or designation; presentation as being the "correct" form of a language in schools; published grammars, dictionaries, and textbooks that set forth a correct spoken and written form; and an extensive formal literature that employs that dialect (prose, poetry, non-fiction, etc.)." provide a valid answer to the question "Recognition from what body may help a dialect to become standardized?"

A: yes

Does the sentence "The product was formulated in diethylene glycol, a highly toxic solvent that is now widely used as antifreeze." provide a valid answer to the question "What company manufactured Elixir Sulfanilamide?"

A: no

Does the sentence "In May 2008 Kevin Keegan stated that "Big Four" dominance threatened the division, "This league is in danger of becoming one of the most boring but great leagues in the world."" provide a valid answer to the question "Which team had no losses in 2003-2004 and ended up winning the league?"

A:
no