The First Triumvirate is a term used by some Roman historians to refer to the political alliance of Julius Caesar, Crassus, and

ABrutus.
BPompey.
CAugustus.
DMark Antony.

Verified Answer :

The First Triumvirate is a term used by some Roman historians to refer to the political alliance of Julius Caesar, Crassus, and "b. Pompey," since Pompey was actually considered the most rational of the three. 

Answer: The answer is B, Pompey

Explanation: