Best tooth responsible for crowding of lower arch

Best tooth responsible for crowding of lower arch:

a. D this is the correct answer

b- E***

c- Upper 6

d- Lower 6

Dental Arcade:
- Adult dental arch: Bow-shaped organ composed of teeth. Located on the edge of the maxillae in humans, we find the incisors, canines, premolars and molars.
- Incisors (4): Teeth with a single root for biting and slicing.
- Canines (2): Pointed teeth located between the premolars and the incisors.
- Molars (6): Large teeth used to crush.
- Canine: Sharp tooth located between the premolars and the incisors.
- Incisors: Tooth provided with a single root for biting and slicing.
- Canine: Sharp tooth located between the premolars and the incisors.
- Premolar: Teeth located between canines and molars.
- Lower maxilla (16 teeth): Lower bone part of the jaw.
- Molars: Big teeth used to crush.
- Upper maxilla (16 teeth): Upper bone part of the jaw.
- Premolar (4): Teeth located between canines and molars.

Chewing is the process by which food is mashed and crushed by teeth. It is the first step of digestion and it increases the size of the enzyme. During the chewing process, the food is between the teeth for the cheek and tongue.