[Q]: Sentence: These artists instead defined punk as "an imperative to constant change", believing that "radical content demands radical form". Question: What did post-punk artists feel there was an imperative to constantly do?
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[A]: yes

[Q]: Sentence: Universities concentrated on science in the 19th and 20th centuries and became increasingly accessible to the masses. Question: what model of university structure was being used throughout the world at the finish of the 19th century?
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[A]: no

[Q]: Sentence: In this method when the sights were on the target, the barrel was pointed at the target's future position. Question: What was updated on the gunsight as a target moved?
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[A]:
no