As I have also said in the other comment it is true that we can study many galaxies but not the big bang THEORY

Question

Answer

Con: Many researches has confirmed and prooved that indeed with the CMB we could study the Universe, including the BIG BANG THEORY. Therefore makes this argument invalid.

Shape and size of the universe

As I have also said in the other comment it is true that we can study many galaxies but not the big bang THEORY

Pros

Cons

Many researches has confirmed and prooved that indeed with the CMB we could study the Universe, including the BIG BANG THEORY. Therefore makes this argument invalid.

Selected claim, opposing its parent

As I have also said in the other comment it is true that we can study many galaxies but not the big bang THEORY

Con claim 1

Many researches has confirmed and prooved that indeed with the CMB we could study the Universe, including the BIG BANG THEORY. Therefore makes this argument invalid.