Which expression would be easier to simplify if you used associative property to change the grouping?

A. 0.85+[0.15+(-1/3)]

B. (160+40)+27

C. [(1/3)+(-2/3)]+(-4/5)

D. 1+[3/4+(-1/4)]
(I'll give brainliest for the correct and most accurate answer.)