Which graphical tool is most suited for which task? Please match each task to a graphical tool.

We want to examine the distribution of salaries at a marketing agency.

We want to examine the relationship between work experience and salary.

We want to examine the relationship between day of the week and reasons for an emergency room visit $($e$.$g$.$ heart attack, asthma, broken bones, $...)$ at a local hospital.

We want to examine the relationship between day of the week and number of emergency room visits at a loca