A:45°
B:75°
C:90°
D:60°
如图,在正方体ABCD﹣A1B1C1D1中,若平面A1BCD1上一动点P到AB1和BC的距离相等,则点P的轨迹为( )
– We can use GPS to help us find the right way.– Really? Will you show me it?