Corporate Communication and Contemporary Business Challenges was republished in 2012 from a report that was written in 2007. Please review the seven Page Principles on the first page of this document. These classic concepts seem to have endured the ravages of time. The author states that corporate (organizational) communication focuses on communicating internally and externally with all their audiences and constituencies (stakeholders). Dj vu? The article asserts that writing is a core skill for corporate communication, as well as a thorough knowledge of the company and of business principles. Pages 9 and 10 list five aspects of an individual's core competency. Which of these are the most difficult to attain proficiency? Defend your selection.