15. How many statements show the associative property? I. 24 + (-8+2) = (24 +-8) + 2 II. 24-(-8-2) = (24 --8)-2 III. 24 =(-8-2) = (24-8) + 2 IV. 24 x (-8 x 2) = (24 x-8) x 2 a. All four of them c. Two of them b. Three of them d.

pls answer properly, nonsense (report).​