Task 1

On this page, you can the first task. Klick on the button to see the task.  

Task 2

On this page, you can the second task. Klick on the button to see the task

Task 3

On this page, you can the third task. Klick on the button to see the task.

Task 4

On this page, you can the fourth task. Klick on the button to see the task.