People who conduct public opinion polls are called a. pollsters b. samplers c. surveyors d. lobbyists

What country was south vietnam resist a communist takeover before the united states stepped in? a. germany b. france c. britain d. japan

In 1816, john c. calhoun proposed that: a. that the federal government aid in the construction of roads and canals to improve transportation to and from the west b.the united states should end slavery. c.the united states should increasing the size of the navy and invade central america. d. the united states should annex hawaii

Which of the following elements is not typical of an advanced society? a. cities b. science c. industries d. and nomadic lifestyle