Which statement accurately describes the sertao

The statement that states that the Sertao has a tropical wet and dry climate accurately describes Sertao.

Explanation:

Sertao is the barren backland region typically situated in the Northeastern part of Brazil. The climate here is identified to resemble the tropical type of climate. The average annual rainfall here reaches up to 1791 mm, whereas, the average temperature recorded here is 17.8° C. Sertao comprises of low uplands with very less biodiversity and vegetation.

It is the doctrine that the us had the right and duty to expand throughout north america. it just means they believed they had the right to expand westward and they did! they stated with the 13 colonies and then they kept moving gaining different territories throughout the years