A baby boy aged two years is admitted to play school and passes through a dental check-up. The dentist observed that the boy had twenty teeth. Which teeth were absent?

Premolars are located between the canine and molar teeth. It is also known as transitional teeth. They help to tear and crush the food. It is four in number and are absent in infants which is actually replaced by the molars in the later stages. So, the correct answer is Pre-molars.