For Public Elementary and Secondary Schools: COMMITEE ON OPLAN BALIK ESKUWELA INFORMATION ACTION CENTER (OBEIAC) SY 2017-2018 Posted on April 18, 2017 by DepEd Mandaluyong Leave a comment 17-04-048b. COMMITEE ON OPLAN BALIK ESKUWELA INFORMATION ACTION CENTER (OBEIAC) SY 2017-2018 Memorandum