下列关于人员访问法,说法正确的有( )
A.容易得到较高的回答率
B.使得调查资料的准确性和真实性大大提高
C.人员访问法适用的调查对象范围十分广泛
D.调查费用较低
E.其匿名性较好
正确答案是ABC
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