Identify the property

 Identify the property being illustrated in each of the following. Write C if commutative property, A                                                    
if  associative property, I  if identity property, Z  if zero property and D  if distributive.
_______1.   8 x (5 + 9) = 8 x 5 + 8 x 9
_______2.   19 + 0 = 19
_______3.   W + (X + Z) = W + (Z + X)
_______4.   A + B = B + A
_______5.   q + (r  +  s) = (q + r) + s
_______6.   (8 + 3) + (4 + 5) = (4 + 5) + (8 + 3)
_______7.   (a + b) x 0 = 0
_______8.   1 x (4 + 2) = 4 + 2
_______9.   (28 + 0) + 5 = 28 + 5
______10.   3 x (2 + 3) = 3 x (3 + 2)
______11.   631 + 0 = 631
______12.   198 x  (25 – 24)
______13.   562 – 211 = 211 – 562
______14.   48 ¸ 6 = 6 + 48
______15.   12 + (42 + 10) = (12 + 42)