NOO LINKS please hurry :) What was the impact of Baton Rouge bus boycott in 1953?

It discouraged future boycotts or protests in the city.
It brought an end to segregation on buses throughout the state.
It served as a warning to potential protests across the South.
It laid the groundwork for future bus boycotts nationwide.

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