Who was the famous orator who spoke against Philip of Macedon?

Question

The famous orator who spoke out against Philip of Macedon,an warned the Athenians of the dangers posed by Philp was
Aristarchus , Demosthenes , Sophocles , Aristotle?

Answer 1

Demosthenes, who thought that Philip was a great danger to Athenian democracy. His speeches against Philip were called "The Philippics" - first Philippic etc. The word has become a proverb.

Answer 2

Demosthenes