As a result of the tension between president johnson and the radical republicans,
congress voted to impeach president johnson.
johnson declared he would stop vetoing bills.
johnson chose to support radical reconstruction.
congress refused to appoint edwin stanton.

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