9.The proposed urban development zones do not represent a new principle; it was employed in “Operation Bootstrap” in Puerto Rico.
(A) do not represent a new principle; it
(B) represent not a new principle, but one that
(C) are not a new principle; the same one
(D) are not a new principle, but one that
(E) are not new in principle; it
E
A.E不知要選哪個,A的a錯了嗎..數量對不起來喔...語意好像也是E比較好
it是指principle嗎(The proposed urban development zones複數,不可能用it代)
tks