Will give brainliest!! Which of the following countries has a unitary form of government?

Switzerland
Canada
Iran
Germany
Brazil

Which city area has the most accessible oil reserves a) caspian sea b) siberia c)arctic coast d)lake baikal

Plz 98 points so i need 5 paragraphs of a fake article for the threat of pollution in asia i have examples look at those first and i would enjoy if you had word or grammerly and did it on there you very much

Largest layer of atmosphere international space station orbits ultraviolet radiation causes ionization the phrases describe what layer of earth's atmosphere?