solve for 3 only and be fast

1. Create an array with the above listed countries and delete the countries that are not in Europe from the array element. Also, replace the deleted countries index by adding Netherlands and Denmark to the new array elements. - Return the original created array, new created array and the deleted array 2. Write a javascript program to display Date and Time: Sunday, 4 th September 2022, 13:40:45 AM 3. Create a switch statement that will alert "Today is Christmas" if today is Sunday December 25th 2022 and "Looking forwards to Christmas" if today is not Sunday December 25th2022