Q. Who among the following was commander in chief of Brihadratha? Answer: Pushyamitra Sunga
Notes: Pushyamitra was originally a Senapati "General" of the Maurya Empire under Brihadratha. Pushyamitra Shunga was the founder and first ruler of the Shunga Empire in East India after he assassinated the last Mauryan Emperor, Brihadratha Maurya.