Which domain or domains are made up of organisms without nuclei?

Which domain or domains are made up of organisms without nuclei?
 
  a. archaea only
  b. bacteria only
  c. eukarya
  d. both archaea and bacteria
  e. both bacteria and eukarya

Question 2

The Moon's distance from Earth is measured very accurately by bouncing a laser beam off of a small mirror left on the surface of the Moon. If a laser is fired at the Moon and the signal returns in 2.6 seconds, what is the distance to the Moon?
 
  a. 390,000 km
  b. 390,000 m
  c. 780,000 km
  d. 780,000 m

Question 3

What term describes the process of transformation of the first cell of a new individual into an adult?
 
  a. inheritance
  b. genetics
  c. reproduction
  d. development
  e. sex