The muckrakers were primarily concerned with

a] urban graft and corruption

b] the wrongdoing of Standard Oil and other corporations

c] poverty

d] all of these

American anti-imperialists opposed the annexation of the Philippines

a] exclusively for idealistic, humane reasons

b] solely due to fear of assimilation with brown-skinned people

c] for a mixture of idealistic, practical, and racist reasons

d] largely because higher taxes would result in big government and a loss of freedom