एक शिक्षक के रूप में, यदि कोई छात्र समूह प्रस्तुतियों के दौरान विघटनकारी व्यवहार (disruptive behavior) प्रदर्शित करता है, तो सबसे उपयुक्त कदम क्या होगा?

Students who frequently ask questions in the classroom should be:

Which of the following represents the most valid indicators of effective classroom discipline?

When a teacher ensures the classroom door is always either 'fully open' or 'fully closed' and keeps pathways clear of bags, they are practicing which element of classroom management?