Write the paper from a manager's perspective and be sure to integrate and reference the information you have learned. The paper should be a formal 3 1/2 to four-page paper/essay, APA Style (APA 6), grammatically sound, and free of spelling errors. Please double-space the paper for ease of reading and include a cover page. the topic is: Define the four principles of a safety management system. Attach is an example of how it should look