Matter Falling into a Black Hole Arranges Itself in the Shape

Matter falling into a black hole arranges itself in the shape of a ____.

A) spherical shell that is thick at the edges and thin closer to the center
B) spherical shell that is thin at the edges and thick closer to the center
C) disk that is thick at the outer edge, thin along the inner ring
D) disk that is thin at the outer edge and thick closer to the center
E) disk that is thin from the outer edge to the center