Juan is the president of a business. He wants all his employees to dress professionally. At the monthly staff meeting, he talks about the effect of appearance on work performance. However, he does not want to create a dress code or enforce a rule concerning people's dress. Juan appoints his manager, ying yue, to get the employees to dress professionally and to achieve conformity without exerting power. How should ying yue accomplish this? list the characteristics of the situation she will need to take into account.

In the image, layer a is the topmost layer. layer c contains fossils from the precambrian era. layer b contains dinosaur fossils, and layer a contains fossils of mammals. which two statements are supported by this evidence? 1. mammals lived before the precambrian era. 2. dinosaurs and mammals existed in the precambrian era. 3. dinosaurs evolved after precambrian organisms. 4. precambrian organisms evolved after dinosaurs. 5. precambrian organisms were the first life-forms to become fossilized, according to this sample.