Why Is the Fact That the Cosmic Background Radiation (CBR)is

Multiple Choice

Why is the fact that the cosmic background radiation (CBR) is very smooth considered a problem?

A) A universe as smooth as predicted by the CBR should not have formed as many galaxies as have been observed.
B) A universe as smooth as predicted by the CBR should have collapsed by now.
C) A universe as smooth as predicted by the CBR should be expanding much faster than we are now.
D) A universe as smooth as predicted by the CBR should never occur because quantum mechanical fluctuations would have been imprinted on it.