Why might the Third Treaty of San Ildefonso have worried the United States? Select the main reason.

According to this map, which of these statements is most correct? a) fewer people are contracting hiv in europe than in the past. b) fewer people are contracting hiv in southern africa than in the past. c) egyptians are less likely to contract hiv than people in sub-saharan africa. d) people in canada contract hiv more frequently than people in the united states.

What is the greatest challenge to the palestinian authority government in israel? a) territorial size b) lack of citizen participation c) disputes among parties d)threats from arab forces

Why does the united states constitution require that a national census be taken every ten years?