the Galaxy theory the Big Bang theory the Steady State theory the Oscillating theory
I am hesitating between 4 options to answer the following question, which option should I choose?
Question: Which theory about the origin of the universe states that a densely packed sphere exploded, forming clouds that condensed into galaxies?
Possibilities:
- the Galaxy theory
- the Big Bang theory
- the Steady State theory
- the Oscillating theory

the Big Bang theory