下列反应属于分解反应的是请选择ABCD4L:o'[,|-~3y1I7S(x(a8u.b1@/K4N/K
A．水氧气+氢气-~3y1I7S(x(a8u.b1@/K4N/K
B．铁+氧气四氧化三铁-~3y1I7S(x(a8u.b1@/K4N/K
C．铝+氧气氧化铝-~3y1I7S(x(a8u.b1@/K4N/K
D．石蜡+氧气二氧化碳+水-~3y1I7S(x(a8u.b1@/K4N/K