16. 一般而言，以下不同型態的旅館，其房價由高到低的排序應為: (A) luxury hotels > first-class hotels > all-suite hotels > economy hotels (B) first-class hotels > luxury hotels > all-suite hotels > economy hotels (C) all-suite hotels > first-class hotels > luxury hotels > economy hotels (D) first-class hotels > all-suite hotels > luxury hotels > economy hotels