Which of the following compounds will make precipitate most readily with `AGNO_(3)` ?

Which of the following compounds will make precipitate most readily with `AGNO_(3)` ?
Which of the following compounds will make precipitate most readily with `AGNO_(3)` ?
Which of the following compounds will make precipitate most readily with `AGNO_(3)` ?
Which of the following compounds will make precipitate most readily with `AGNO_(3)` ?

`AGNO_(3)`