Provide a conceptual understanding from PwC Audit Juniors Group Chat Scandal more specifically regarding the SW Audit violated PCAOB quality control standards in failing to main effective policies and procedures with respect to independence and audit documentation. After that make recommendations. Provide own examples, non-examples, and illustrations of the concept to demonstrate understanding. Make it in own words using the SEEI model (State, Elaborate, Exemplify, and Illustrate).