4. You are a purchasing manager of an engineering company and are currently considering to purchase a new plant for the company's daily site operation. You have received quotations and information (shown below) from three different companies. All plants provided below are compatible to be used for 10 years and the required return rate is 3%. Based on the information provided, calculate the life-cycle costs of each option, and based on that, determine which plant would be selected by the company. 4. You are a purchasing manager of an engineering company and are currently considering to purchase a new plant for the company's daily site operation. You have received quotations and information (shown below) from three different companies. All plants provided below are compatible to be used for 10 years and the required return rate is 3%. Based on the information provided, calculate the life-cycle costs of each option, and based on that, determine which plant would be selected by the company