1. Which of the following would have been most likely to “set the stage” for Marco Polo to have been able to travel to the lands that he did?
(A) the Pax Mongolica
(B) the voyages of Vasco da Gama
(C) the conquests of the Umayyad Dynasty
(D) the development of the printing press

Which of the following inventions most directly allowed ancient farmers to produce a surplus ?

Mayan people were known for participating in which of the following activities? road construction stargazing storytelling quipu weaving

Interest groups representing businesses and investors are often among the most successful lobbying groups for all of the following reasons, except a. such groups have the financial resources to mount sustained campaigns on their own behalf b. these groups' members contribute heavily to many legislators' campaigns and in so doing gain greater access to legislators c. these groups have often been in existence for decades, allowing them to both master the legislative system and develop close ties with legislators d. the members of these groups make up the majority of voters in many districts