Question

Select the correct answer.

What did the observation of the spectrum of different galaxies reveal?
A.
there were more galaxies whose spectrum was blueshifted
B.
there were no galaxies whose spectrum was redshifted
C.
there were more galaxies whose spectrum was redshifted
D.
there were no galaxies whose spectrum was blueshifted

Answer 1

Historically, the correct choice is C.