[Q]: [ItdevelopedrapidlyinthefollowingdecadeandwhenArtinsolvedthefollowingproblemin1924hewasfollowingthenaturalprogressionforthetopic.]
[A]: [It developed rapidly in the following decade and when Artin solved the following problem in 1924 he was following the natural progression for the topic.]
[Q]: [Thisprofessor,whohasdetailedhisfindingsinthebook"Stonehenge:TheBiographyofaLandscape,"suggeststhatthekeytounderstandingStonehengeliesinthePreseliMountainsinwesternWales.]
[A]: [This professor, who has detailed his findings in the book "Stonehenge: The Biography of a Landscape," suggests that the key to understanding Stonehenge lies in the Preseli Mountains in western Wales.]
[Q]: [Thepurityandfreshnessareamazing!]
[A]:
[The purity and freshness are amazing!]