19. The Russian-American Treaty of 1824 resolved: A. the boundary between Canada and the United States along the 49th Parallel
B. guaranteed the territorial integrity of Russian outposts in California at Russian River
C. guaranteed mutual rights to harvest fur seals along the Aleutians and Pribilof Islands
D. established the southern limit of Russian-America

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