Instruction: Your final score on this assignment will be converted to up to 5 bonus points that will be added to your final course points total. For example: If you score a 100%, you will have 5 points added to your final course total. If you score an 80%, you will have 4 points added to your final course total. 1. The worker shown below is grinding down the sharp metal edges resulting from punching out the metal frame for HP printers. The printer weighs 15 lbs. What specific ergonomic problems are found on this job? For each problem: (a) specify an ergonomics improvement that would correct the problem and (b) provide a specific design principle to support this method change. (10 points) Hint: Answer this question in the following tabular format. Problem Ergonomic improvement Design principle 2. List at least five reasons why reducing the number of parts in a product might reduce production costs. Also list some reasons why costs might increase. (5 points) 3. Microsoft uses frequent comprehensive prototypes in its development of software. In fact, in some projects there is a "daily build," in which a new version of the product is integrated and compiled every day. Is this approach only viable for software products, or could it be used for physical products as well? What might be the costs and benefits of such an approach for physical products? (5 points)