Question: when was the k-12 implemented in the philippines
Answer: 2013-05-15; 2013 05 15; 2013 May, 15; 05/15/2013; 15 05 2013; 05 15 2013; 15-05-2013; 15/05/2013; 2013-05-15; 15 May 2013; 2013 May 15; 05-15-2013