MCQOPTIONS
Saved Bookmarks
| 1. |
In how many years, the central incisors erupt as permanent teeth ______________? |
| A. | 8-9 years |
| B. | 10-12 years |
| C. | 6-7 years |
| D. | 17-25 years |
| Answer» B. 10-12 years | |