Answer:
The answers that apply;
Researchers found cosmic microwave background radiation, which is a heat imprint left over from the big bang.
A redshift of light emitted by stars and galaxies indicates the universe is expanding
A primordial form of helium gas was found by the Endeavor space shuttle
Big Bang theory is a theory that endeavors to explain the origin of the universe. It stipulates that the universe exploded from a singularity and continues to expand today
Explanation:
Hope it helps:)
Brachioradialis and the brachialis muscle
(c) there are dozens of galaxies in a galaxy cluster.
<h3>How many galaxies are in a galaxy cluster?</h3>
Galaxy clusters contain 100 to 1,000 galaxies, X-ray gas and large amounts of dark matter. The distribution of the these three components is approximately the same in the cluster. According to the research, there are about 100 billion stars in the galaxy. That's why we can say that there are dozens of galaxies in a galaxy cluster is a statement that accurately describes a relationship between two parts of the universe.
So we can conclude that option C is the right answer.
Learn more about galaxy here: brainly.com/question/24836631
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