What impact crater feature is highlighted with the arrows in this image?

What impact crater feature is highlighted with the arrows in this image?
 
  A) Central peak
  B) Ejecta
  C) Crater ray
  D) Secondary crater chain

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Q. 2 - Using this image, match the correct terms to the correct locations on the moon.
 
  A) Mare
  B) Highlands
  C) Crater
 
  1) A
  2) B
  3) C

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Q. 3 - What substance makes up much of the interior layers of Neptune, marked with an arrow?
 
  A) Hydrogen/helium
  B) Ice
  C) Rock
  D) Methane

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Q. 4 - What planet/feature marks the division between the terrestrial planets and the Jovian planets?
 
  A) Kuiper Belt
  B) Jupiter
  C) Neptune
  D) Asteroid belt