Me i need the answer
which statement best completes the following sentence?
one advantage of a federation is but one disadvantage is (3 points)
a. citizens can participate at multiple levels of government; the national government may be too weak to provide services
b. citizens can participate at multiple levels of government; overlapping national and local services may be wasteful
c. power is concentrated on the national level; the national government may not be aware of local issues
d. power is concentrated at the local level; the local government may not be able to cooperate on national issues

In 1914, alabama produced 1.7 million bales of cotton, but three years later produced only 515,000, bales. meanwhile, in georgia, 5.2 million acres of land was dedicated for cotton production in 1914, but by 1923 there were just 2.6 million acres used for growing cotton. all of this was the result of the work of a tiny insect: the boll weevil. alabama and georgia first felt the effects of the boll weevil at different times. what would account for this difference in timing? a) the infestation moved from west to east. b) the infestation moved from east to west. c) georgia had better ways to deal with the problem. d) alabama was further from the insect's point of origin.