Much of Europa's surface appears chaotic and clogged with huge ...

[Pea0909berry]

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

Question 2

Life probably did not originate on the land surface because
 
  A) impacts would have destroyed any life that appeared
  B) water was not plentiful on land
  C) there was no ozone layer to shield out harmful UV rays
  D) organic materials were not present on the land

[recede]

Answer to Question 1

A

Answer to Question 2

C

[Pea0909berry]

Great answer, keep it coming

[samiel-sayed]

Thanks for the timely response, appreciate it