1 Please refer to Data Set 1 . This dataset includes various financial figures such as total revenues, new sign-ups, churn rate, upgrades, downgrades, and other relevant data over several quarters. a) Calculate the Annual Recurring Revenue (ARR), Gross Retention Rate (GRR), and Net Revenue Retention (NRR) using the provided data. b) Analyze these metrics to provide insights into the company's performance. 2 Using the same data set and the "Pricing Sheet", caclulate the margin expected on these deals using licence count, product type and coach costs. a) Assess top deal's impact on the company's gross margin. Assume the company has a gross margin benchmark of 75%. b) Based on your analysis, propose strategies to improve gross margins. This could involve suggesting which deals to prioritize, negotiating better terms, or identifying cost-saving measure