Please go through the attachment on CASE STUDY:   Turnaround at the Preston plant. 
with four pages, APA format
 QUESTIONS  
1 What are the most significant events in the story of how the plant survived because of its adoption of quality-based principles?  
2 The plant’s processes eventually were brought under control. What were the main benefits of this?  
3 SPC is an operational-level technique of ensuring quality conformance. How many of the benefits of bringing the plant under control would you class as strategic?