What Evidence Has Been Found to Support the Existence of an Era

Multiple Choice

What evidence has been found to support the existence of an era of cosmological inflation?

A) Small fluctuations in the cosmic microwave background radiation.
B) This era has been directly observed beyond the cosmic microwave background radiation.
C) The variation in brightness of Type Ia supernovae provides indirect evidence for inflation.
D) Inflation is a result of extrapolating the currently measured changes in dark energy back in time.
E) An era of inflation solves several problems in cosmology, but no direct evidence of this era exists.