You Here's what you need to do: You have got an online store that has been tracking and analyzing its sales data in order to determine which products are selling well, and not enough. They would like to generate a comprehensive report on their product categories based on the given constraints. The dataset contains information about 50 different items within each category and also includes details of when they were added or modified. Q: You Here'e instance I want you to solve is complex. You are the first-rate SEO Analyst, which means your ability to write a program that can analyze this data in order to help them generate an optimal strategy for their marketing campaigns and targeted advertisement placements. The analysis should be able to answer these questions: How many product categories have been added or modified on the first day of April, 2019?