The matter in the early universe that eventually condensed into galaxies and then into stars consisted of

Question:

The matter in the early universe that eventually condensed into galaxies and then into stars consisted of
a. Only hydrogen
b. Hydrogen and helium in an approximately 3:1 ratio
c. Hydrogen and helium in equal amounts
d. Hydrogen and helium in an approximately 1:3 ratio

Fantastic news! We've Found the answer you've been seeking!