A:a policeman was asked to hel
B:the area was searched thoroughly
C:it is looked for everywhere
D:she hurried to a policemen for hel
根据问题完成题目
沙特阿拉伯男子的传统打扮是着长袍、戴头巾。长袍多为白色,十分宽大。这些习俗与下列哪一因素有关?( )