Which expression is an example of the Commutative Property of Addition?

(4×5)×6=4×(5×6)
6+4+5=4+6+5
4×6×5=4×5×6
5(4+6)=50

6+4+5=4+6+5 is an example of the Commutative Property of Addition because the order of the numbers being added does not affect the sum.