Question

What is the significance of the CMB?

OA. It provided direct proof of the Big Bang theory.
B. It shed light on the formation of the Milky Way.
C. It was the first direct observation of a supermassive black hole.
OD. It provides proof of the existence of supermassive black holes.

Answer 1

yes its A

Step-by-step explanation:

Answer 2

I’m thinking it’s OA, the proof for the Big Bang theory. Hope this helps!