Answer:
Therefore,
....Reflexive Property.
Explanation:
Reflexive Property :
- The reflexive property of equality means that anything is equal to itself.
- The formula for this property is a = a.
- This property tells us that any number is equal to itself.
- For example, 3 is equal to 3.
Here it is given When

AB is Equal to itself, Hence it is the Reflexive Property.
Therefore,
....Reflexive Property.