I need answers please

Answer all the following question: Section 1: Theory (5 marks) 1. Explain any two key trends in operations management post COVID-19 with examples for each. (3 marks - 75 to 100 words) Section 2: Calculations 2. As an Operations Manager, you are asked to determine the productivity for your home appliances division. The data is provided below for measuring the productivity. Remarks Last Year Production (units) 2500 Labor Hours 2000 Capital investment 90,000 Energy (kilowatt- 120,000 hours) This Year 3500 2000 120,000 80,000 20 SAR per hour 0.75% per month of the investment 0.75 SAR per kilowatt-hour a. Determine the productivity percentage change for the following: (Total - 8 marks) What is the labor productivity in dollar for last and this year? (1 mark) b. What is the capital and energy productivity for last and this year? (2 marks) Show the productivity percentage change for each resource and interpret the improvements. (2 marks) d. Show the percent change in productivity on multifactor basis and interpret the change. (3 marks) C. 3. As a Production Manager of a plant producing tires, you are responsible to take a decision and decide on the process that can be used for processing the water. You are given the opportunity to contribute your views in making a choice among the process that needs to be considered