Which equation demonstrates the associative property? A. –(33 + 4) = –33 + (–4) B. (–16 + 9) + (–19) = –16 + (9 + (–19)) C. (–5 + 11) + 3 = (11 + (–5)) + 3 D. 2 + (–24) = –24 + 2