Can't see "view these persons" option

Actually, i made this graph by adding series. I have written four queries in SQL editor first then also made four different questions in simple question editor but yet i m not able to see "view these persons" option.
please help for the solution.

Hi @varnika
Post "Diagnostic Info" from Admin > Troubleshooting.
You have to return all results in the SQL question, and then summarize in the GUI question - otherwise Metabase have no idea how to drill-through.