选择题:下列何种抬头的汇票必须经过背书才能转让( )。 A Pay to Ann not transfe

题目内容:
下列何种抬头的汇票必须经过背书才能转让( )。
A Pay to Ann not transferable B Pay to Ann Only
C Pay to the holder or Ann D Pay to the order of Ann
参考答案: