Bash Script Task In Linux basic and easiest way

Create a BASH script that does the following:

Program an accountant management system:

The Script should prompt the user the following menu:

$"1-$ Print All Entries".

$"2-$Print Total Salaries".

$"3-$ Print Average Salaries".

$"4-$ Search for an Employee's Salary".

$"5-$Exit".

The Entries are a Dictionary object $($aka associative array$).$ In the following format: $($Entries$["$Employee Name$]=$ Salary$)$

Use Functions for each option and when needed $($OPTIONAL$)$

The Task should be done only using command line tools.