select the correct answer.\nthe presence of which phenomenon proved the predictability of the big - bang…

select the correct answer.\nthe presence of which phenomenon proved the predictability of the big - bang theory?\na. death of large, ancient stars\nb. cosmic microwave background (cmb)\nc. formation of the orion nebula\nd. formation of new stars

select the correct answer.\nthe presence of which phenomenon proved the predictability of the big - bang theory?\na. death of large, ancient stars\nb. cosmic microwave background (cmb)\nc. formation of the orion nebula\nd. formation of new stars

Answer

Brief Explanations:

The cosmic microwave background (CMB) is a key piece of evidence for the Big - Bang theory. It is the afterglow of the hot, early universe and was predicted by the Big - Bang model before its discovery. The other options are not direct proofs of the predictability of the Big - Bang theory.

Answer:

B. cosmic microwave background (CMB)