1. Gerund as subject: "Using positive reinforcement is a great strategy." The gerund phrase acts as the subject, showing advanced sentence structure.
2. Conditional clause: "When kids follow the rules, giving them praise..." uses a conditional clause to explain when the action should happen, adding clarity and complexity.
3. Parallel structure: "appreciated and recognized for their efforts" uses parallel adjectives, making the sentence smoother and more natural.
4. Present simple tense: The answer consistently uses the present simple tense ("boosts," "motivates," "feel"), which is appropriate for general truths and advice.