The enolic form of acetone contains

Question

$(A)\;\text{9 sigma , 1 pi bond and 2 lone pairs} \\ (B)\;\text{8 sigma , 2 pi bond and 2 lone pairs} \\(C)\;\text{10 sigma , 1 pi bond and 1 lone pair} \\(D)\;\text{9 sigma , 2 pi bond and 1 lone pair}$