Dental The terminal end of a retentive arm is optimally placed at A Middle of the gingival third of the clinical crown B Middle of the middle third of the clinical crown C Under the gingival sulcus in the clean area D Middle of occlusal third of the clinical crown 💡 Explanation The terminal end of a retentive arm is optimally placed at ✓ Correct Answer: A. Middle of the gingival third of the clinical crown