WILL GIVE BRAINLIESTWhich of the following is considered to have a confederation system of governance? (2 points)
scotland. france. united states. mexico. commonwealth of independent states

Ascientist is explaining how background cosmic radiation gives evidence of the big bang theory. she says that radiation has been detected everywhere equally as heat in the universe and is increasing. this has been shown to be residual radiation from the big bang. what error did the scientist make?