This is my solution for exercise 1.
Exercise 1
.
Practice 1
The path that I followed is:
1. Select to drop the columns that are not needed and renamed a column to Weekly Transactions
2. Sort the region to Ascending and Weekly Transactions to descending to clean the data
3. Filter the data by Region = South so that I only have data pertaining to South Region
4. Sample to select the top 5 entries because I had already arranged the Weekly transactions in descending manner