Task: Perform the following functions to schedule and manage system tasks: ubuntu linux distro

1. Schedule the script generateTopReport.sh to run once on the 20th minute of each month

2. Schedule the script generateTopReport.sh to run once at 14:46 on the 4th day of every month

3. Schedule the generateTopReport.sh script to run at 10 minutes past the hour across the range of hours 14-15 on Saturdays

The script generateTopReport.sh is located at /usr/local/bin