MCQOPTIONS
 Saved Bookmarks
				| 1. | 
                                    First evidence of calcification of maxillary permanent central incisors occurs at_____________? | 
                            
| A. | 3-4 months | 
| B. | 10-12 months | 
| C. | 2-3 years | 
| D. | 3-4 years | 
| Answer» B. 10-12 months | |