A policy to resolve and prevent problems recurring, don't let (the full score of 15 points).
ผลลัพธ์ (ภาษาอังกฤษ) 2:
Policies to correct and prevent it from recurring (score 15 points).
ผลลัพธ์ (ภาษาอังกฤษ) 3:
The policy to solve and prevent problems from recurring (full marks 15 points)