a – Incisors have sharp edge, canines have sharp and pointed edges, b – Molars and premolars are blunt and flat.
a – Incisors have sharp edge, canines have sharp and pointed edges,
b – Molars and premolars are blunt and flat.
A) Both a and b are false
B) a is true, b is false
C) b is true a is false
D) Both a and b are true
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