Mark-jhon Prestoza, teacher from Quirino National High School of Isabela, is one of five Ulirang Guro sa Filipino 2021 awardees. CONTRIBUTED PHOTO
FOR his valuable contributions in promoting Filipino and indigenous languages through education, research and community engagements, a public high school teacher from Isabela was hailed among the five awardees of the Komisyon sa Wikang Filipino (KWF) Ulirang Guro sa Filipino 2021.