Select the most appropriate meaning of the given Idiom:-

Harp on the same string 

Dwell on the same subject

The most appropriate meaning of the idiom "harp on the same string" is to dwell on the same subject. The idiom comes from the image of a harpist who keeps playing the same string, which can become annoying or repetitive. In a figurative sense, to harp on the same string means to keep talking about the same thing, even though the other person is not interested or has already heard it.

The other options are not as accurate descriptions of the meaning of the idiom. Living in peace is not the same as harping on the same string. True love in two person is not typically associated with the idiom "harp on the same string." With hope is not typically associated with the idiom "harp on the same string."