34- Based on the passage, which of the following statements best describes Bailin’s study as it relates to the field of astronomy?
F-It led astronomers to the discovery of a warp in the Milky Way’s disk.
G-It convinced more astronomers to focus their attention on the center of the Milky Way.
H-It revealed problems with the basic assumptions held by most astronomers.
J. It provided evidence for an idea that scientists had long considered a possibility but had not yet proved