Petrobras is the major oil company of what south american country?
a. venezuela
b. columbia
c. brazil
d. uruguay

Which of these events related to the protestant reformationoccurred first in 1521?

Which sentence best explains how steam power changed agriculture in england between 1810 and 1850? a. farmers started using steam-powered machines to spray chemical fertilizers and pesticides. b. livestock farmers began using steam-powered machines to milk cattle and shear sheep. c. steam-powered railways transport and sell agricultural produce far from where it was grown. d. steamships to transport large numbers of people from the united states to english farms.

Who was the last of the "good empire" a: commodus c: marcus aurelius b: trajan d: julius caesar