Does the sentence "At long range, the aircraft remains in firing range for a long time, so the necessary calculations can in theory be done by slide rules - though, because small errors in distance cause large errors in shell fall height and detonation time, exact ranging is crucial." provide a valid answer to the question "At long range what, in theory, could be used to set ranging calculations?"

A: yes

Does the sentence "These areas, quartiers sensibles ("sensitive quarters"), are in northern and eastern Paris, namely around its Goutte d'Or and Belleville neighbourhoods." provide a valid answer to the question "Where are the quartiers sensibles located?"

A: yes

Does the sentence "In electric power distribution, capacitors are used for power factor correction." provide a valid answer to the question "How are capacitors used for for power factor correction prepared?"

A: no

Does the sentence "The store became the market leader soon after its launch and Apple announced the sale of videos through the store on October 12, 2005." provide a valid answer to the question "In what year was the iTunes store established?"

A:
no