Some political bosses
a became less corrupt when they were clected to official positions,
b. supported efforts to clean up local politics
c. believed making a profit through their political position was justifiable.
d left office poorer than when they were clected.

C. Third option

Explanation:

C is the correct answer, because some political bosses believed making a profit through their political position was justifiable.

Hope this helps!

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the communist manifesto is an 1848 political pamphlet by the german near the end of the manifesto, the authors call for a "forcible overthrow of all existing social conditions",  ..