Historians have recently discovered a historical journal published in the early twentieth century. The journal contains facts based on original sources about the downfall of the early Byzantium Empire. Historians consider this long-lost journal to be a breakthrough in their understanding of the Byzantium Empire.

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