You have been given a data set to analyse and answer the following questions: Please note: You have to use Python to answer the questions. Data Set: Walmart Sales
A. Analyze the performance of sales and revenue at the city and branch level
B. What is the average price of an item sold at each branch of the city
C. Analyze the performance of sales and revenue, Month over Month across the Product line, Gender, and Payment Method, and identify the focus areas to get better sales for April 2019.