Use the drop-down menus to complete the statements. the ruled the first empire after the death of muhammad. they made their capital in the city of and expanded muslim power into spain. in 750, they were replaced by the , who ruled from . this marked the beginning of islam's .

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