Angle ABD and DBC are supplementary

Question

Angle ABD and CBE are supplementary

Angle ABD and DBC form a linear pair.
m Angle ABD + m Angle CBE = 180

Angle DBC is congruent to Angle CBE

Which of these statements match with the reason : Definition of supplementary angle

Answer 1

The statements "Angle ABD and DBC are supplementary" and "Angle ABD and CBE are supplementary" match with the reason "Definition of supplementary angle".