Which of the following characters is not typical to class Mammalia?

مندرجہ ذیل میں سے کون سا کردار کلاس ممالیہ کے لئے عام نہیں ہے؟

Thecodont dentition

Ten pairs of cranial nerves

Seven cervical vertebrae

None of these

Mammals typically have 12 pairs of cranial nerves, not 10.

Thecodont dentition, alveolar lungs, and seven cervical vertebrae are characteristic of mammals.