A. 12 CDE6
B. 12C456
C. 123DE6
D. 123456

A. Maxillary first
B. Maxillary second
C. Mandibular first
D. Mandibular second

A. From birth to 11 years
B. From 6 months to 11 years
C. From 6 months to 6 years
D. From 6 years to 11 years

A. Decidous maxillary 2nd molar
B. Decidous maxillary 1st molar
C. Decidous mandibular 2nd molar
D. Decidous mandibular 1st molar

A. Central incisors
B. Mandibular first molar
C. Mandibular second molar
D. Canines

A. 4th month of life
B. 4th month in utero
C. 41/2 month in utero
D. 5th month in utero

A. Premolars, incisors and 1st molars
B. Canine and 2nd molars
C. Canines, premolars and2^ndmolars
D. Incisors and 1st molars

A. 8 months
B. 18 months
C. 8 years
D. 16 years