43. 路徑目標理論之領導行為類型中，領導者沒有架子，平易近人，對員工友善與關懷，是屬於？ (A)指導型 (B)支持型 (C)參與型 (D)成就型

3. Which of the following is a potential impact of an effective price ceiling?(A) a shortage(B) use of non-price factors such as discrimination to allocate the price-controlled good to consumers(C) deterioration in the quality of the price-controlled good(D) All of the above are potential impacts of an effective price ceiling.