Much of Europa's Surface Appears Chaotic and Clogged with Huge

Multiple Choice

Much of Europa's surface appears chaotic and clogged with huge iceberg-like blocks. This is consistent with

A) a thin icy crust that has been broken into pieces by tidal forces below which is a subsurface ocean of water
B) the surface thawing due to heat emitted by Jupiter
C) the breaking up of the surface due to plate tectonics
D) a giant impact that has recently shattered the crust into pieces