In astronomy the term "red shift" denotes the extent to which light from a distant has been shifted toward the red ,or long-wave,end of the light spectrum by the rapid motion of the galaxy away from the earth.
C)that light from a distant galaxy has been shifted.
In astronomy the term "red shift" denotes to the extent which light from a distant has been shifted toward the red ,or long-wave,end of the light spectrum by the rapid motion of the galaxy away from the earth.