When we speak of the large-scale structure of the universe, we ...

[luvbio]

When we speak of the large-scale structure of the universe, we mean ________.
 
  A) the structure of any large galaxy
  B) the overall shape of the observable universe
  C) the overall arrangement of galaxies, clusters of galaxies, and superclusters in the universe
  D) the structure of any individual cluster of galaxies

Question 2

The tidal stresses that create Io's volcanism come from Jupiter and
 
  A) Titan. B) the Sun. C) Callisto. D) Europa. E) Ganymede.

[Joc]

Answer to Question 1

C

Answer to Question 2

D

[luvbio]

Thanks for the timely response, appreciate it

[marict]

Wow, this really help