Carmen is simplifying the expression (6.21+0.93)+0.07. She recognizes that 0.93 and 0.07 willl combine to equal 1,50 so she would like to find that sum before she adds 6.21.
Which property will allow Carmen to do this without changing the value of the expression?
A. associative property
B. commutative property
C. distributive property
D. identity property