Gangliosides consists of: (A) Long chain fatty acid (LCFA), (B) Alcohol-sphingosine, (C) Sailic acid, (D) All of these
Answer is D. Ganglioside = ceramide + oligosaccharide chain (e.g. glucose + galactose) + sialic acid (N-acetylneuramic acid).

or

Ganglioside = sphingosine + long chain fatty acid + oligosaccharide chain + sialic acid (NANA).