Mapper接口中有如下方法声明
Public int addRelati

Mapper接口中有如下方法声明
Public int addRelation(@Param("gid")int gid,@Param("mids")int[] mids);

<foreach collection="mids" separator="," item="mid">
(#{mid},#{gid})
</foreach>
可能形成的字符串是( )?

A.(1,2)(2,3)

B.(1,2),(2,2)

C.(1,2,3)

D.(1,3),(2,3)

正确答案是BD