Question 4. Please refer to the guest speaker sessions to answer this question. a. (7 points) After attending or viewing the guest speaker Jeff Rotberg's presentation, what can you say about your understanding of the impact of engineering solutions in global, economic, environmental, and societal contexts? Please refer to all of these contexts in your answer in the space provided below and provide thoughtful opinions supported by the class and the guest speaker's discussions. Feel free to perform your own research for additional support as well, and provide a well-thought-out, organized, grammar and spell-checked write-up. b. (10 points) After attending or viewing the guest speaker Drew Rice and Adel Eddin's presentations and reviewing Richard Kovacs' slide deck, please discuss the impacts of engineering design projects on public welfare, global scale, culture, society, environment, and economy in the space provided below.Please provide thoughtful opinions supported by the class and the guest speaker's discussions. Feel free to perform your own research for additional support as well, and provide a well-thought-out, organized, grammar and spell-checked write-up. Question 4. Please refer to the guest speaker sessions to answer this question. a. (7 points) After attending or viewing the guest speaker Jeff Rotberg's presentation, what can you say about your understanding of the impact of engineering solutions in global, economic, environmental, and societal contexts? Please refer to all of these contexts in your answer in the space provided below and provide thoughtful opinions supported by the class and the guest speaker's discussions. Feel free to perform your own research for additional support as well, and provide a well-thought-out, organized, grammar and spell-checked write-up. b. (10 points) After attending or viewing the guest speaker Drew Rice and Adel Eddin's presentations and reviewing Richard Kovacs' slide deck, please discuss the impacts of engineering design projects on public welfare, global scale, culture, society, environment, and economy in the space provided below.Please provide thoughtful opinions supported by the class and the guest speaker's discussions. Feel free to perform your own research for additional support as well, and provide a well-thought-out, organized, grammar and spell-checked write-up