What are the differing ages and shapes of the 3 main components?

A: young round bulge, old football disk, young elliptical halo
B: young bar-like bulge, young plate disk, old spherical halo
C: old round bulge, young frisbee disk, young elliptical halo
D: old bar-like bulge, young pancake disk, old spherical halo
E: old bar-like bulge, old CD disk, young spherical halo


Ans: D: old bar-like bulge, young pancake disk, old spherical halo

Physics & Space Science

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