Assignment5. Review the case study 5.2 on california’s high-speed rail project in the attachment and answer questions 1 & 2 only as completely as you can. Being asked to fix something someone else messed up is not uncommon. Do you best with these questions.6. Internet Exercise – Go to http://4pm.com/category/project-plan/wbs/ and scroll down to view an excellent short tutorial on developing an effective Work Breakdown Structure. a.Why does this site specifically warn against creating a laundry list of project activities? b.What are some of the dangers in creating poor work breakdown structures and the advantages of doing them effectively?APA 6th edition with references and in text citations any plagiarism is considered zero. Times Roman 12 font.