Which is an advantage that single-celled organisms have compared to multicellular organisms?
a. they can reproduce very quickly by binary fission.
b. when one cell works the other cells benefit.
c. increased size affects their ability to obtain nutrients.
d. survival is dependent on other cells.

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