Is it possible to buy the works displayed in this exhibition?
Could I buy some of the works from this exhibition?
ご質問ありがとうございます。
① "Is it possible to buy the works displayed in this exhibition?"=「この展覧会で展示されている作品を購入することは可能ですか?」
② "Could I buy some of the works from this exhibition?"=「この展覧会の作品のいくつかを私が購入することは出来ますか?」
ご参考に。