What geographical features helped support their cultures?

What do states primarily use their reserved powers to regulate? a. services related to national citizenship b. issues that affect day-to-day life for state residents c. issues involving taxation d. issues that affect states' interaction with the federal government

Western sahara is occupied by whom? a. mauritania b.algeria c. morocco d. tunisia

Iwill arward ! , i if po≅ pr, uo≅ ur, prove: ∠o ≅ ∠r. fill in the blanks: draw segment ≅ uo ≅ po≅ △oup ≅ △