As of july 31, 2012, how many foreign terrorist organizations were recognized by the u. s. state department?

Which of the following was a similarity between classical mesoamerican and south american civilizations ?

Describe the technology advancements that lead to explorers being able to sail great distances. [[ps: doesn't explain where. i am only speculating it's in europe.

Which of the following statements occurred last in the official overthrow of the russian provisional government in october of 1917? the bolsheviks campaigned for support of their political platform. the bolsheviks organized an assault and stormed the winter palace. the bolsheviks and trotsky’s militia seized key targets in petrograd. vladimir lenin established himself as the leader of the bolsheviks. i know the answers a and d are inccorect.