Which prominent greek exercised practical political leadership?

Parmenides

Explanation:

Parmenides was a Greek Philosopher of Elea in southern Italy who founded Eleaticism, which was one of the leading pre-Socratic schools of Greek thought. His generally teachings have been diligently reconstructed from the few fragments of his principal work that survived, which was a three-part verse composition that was titled "ON Nature"

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i think the answer is b.

explanation:

7 - to develop an asian ally

11- the red scare

14   the power of military -industrial complex

17 - the economy grew quickly

24 - the separation of church and state was not important