passage IV

32. It can reasonably be inferred that the problem the author mentions in line 33 refers to:

  • A. a particular aspect of Bailin’s theory for which there is little evidence. 

  • B. a mathematical computation that led Bailin to focus on the Sagittarius Dwarf.

  • C. the question of which physical processes caused the warp in the Milky Way.

  • D. the potential impact of wobbly gyrations on the Milky Way’s rotation.