这是陷阱 ETS给的陷阱；因为 A figure accompanying a data sufficiency question will conform to the information given in the question but will not necessarily conform to the additional information given in statements (1) and (2). 但是You may assume that the positions of points, angles, regions, etc. exist in the order shown and that angle measures are greater than zero. 选A选D各自可以自圆其说： A的话，可以解释为D点可能在CE间，也可能在BC间
D的话，就是D点只能在CE间，如图所示。 | 
