Though which three nations doozy tigris and euphrates river flow

Ms.ringer asked her class "what are the favorite colors of the students in our school" which student correctly deceives ms.ringer's question

What factors of japan’s geography make it necessary for it to import so many goods?

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?