20.【題組】Which of the following statements can be inferred from the passage?
(A)Each of the officially-recognized aboriginal peoples has its own unique tribal ceremony.
(B)Japanese silver grass is worn by tourists to indicate their non-native identity.
(C)The Saisiyat people use beads, bells, and mirrors as decorations in their daily clothing.
(D)Pas-ta’al is only partially open to the public.