30. 圖書館五律依序為①Books are for use、② Every reader his / her book、③ Every book its reader、
④Save the time of the reader、⑤The library is a growing organism;OCLC 2014年研究報告
「Reordering Ranganathan : Shifting User Behaviors, Shifting Priorities」,依據現有環境狀況將此順序做調整,下列順序何者正確?
(A) ② ④③ ①⑤ (B) ③ ①② ④⑤ (C) ④② ①③ ⑤ (D) ⑤② ④③①