A & B are married. They have a child C, who is in grade 3 at the West Central Elementary School, Dingras, Ilocos Norte. While inside the classroom, C, stabbed D with his pencil resulting in injuries. Is the teacher liable?

• A. The teacher is not liable because the school is not a school of arts and trades.
• B. The teacher is liable regardless of the nature of the school but can prove the diligence of a good father of a family.
• C. The school, administrators and the teacher are solidarily liable for their negligence.
• D. The parents are solidarily liable because of their failure to observe due diligence in the custody of their child, since the parents should be the first teachers of their children.