32 Particular programs such as rescue operations in high mountains require______ navigation skills for an orderly
evacuation.
(A) advanced
(B) limited
(C) basic
(D) minimal
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統計: A(141), B(68), C(113), D(15), E(0) #3256038
統計: A(141), B(68), C(113), D(15), E(0) #3256038