What happened after the mongols invaded persia in the 1200's?
the mongols captured baghdad and destroyed it.
the mongols adopted a number of persian customs.
the mongols made peasants work for the government in persia.
the mongols began islam’s “golden age.”

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