Violation
A bitewing radiograph of an early mixed dentition should include the following proximal surfaces
Distal of the primary canine to distal of the permanent first molar.
Distal of the primary canine to mesial of the permanent first molar.
Mesial of the primary first molar to mesial of the permanent first molar.
Mesial of the primary first molar to distal of the permanent first molar.