Dental All of the following statements about slotretained complex amalgams are true except _____. A Slots should be 1.5 mm in depth. B Slots should be 1 mm or more in length. C Slots may be segmented or continuous. D Slots should be placed at least 0.5 mm inside the DEJ. 💡 Explanation All of the following statements about slotretained complex amalgams are true except _____. ✓ Correct Answer: A. Slots should be 1.5 mm in depth.