until the 1960s, it was widely believed that the moon was made of material that was flung off earth during a time when it was rapidly spinning. proponents of this hypothesis claimed that when the material was ejected, the void it left formed the pacific ocean. which of the following pieces of evidence could be used to discredit this hypothesis?

a. the rock on the moon is older than the rock in the pacific ocean by billions of years.
b. the rock on the moon is chemically similar to the rock on earth.
c. computer models show that earth has never spun fast enough to eject that much material into space.
d. samples of rock from the moon were discovered to contain water.
e. the rock on the moon has a different composition compared to the rock in the pacific ocean.