Salmaan al-farisi played a virtal role in the battle of
Hunayn
Uhud
Khandaq
siffin
Correct answer is C
At the time of the battle of Khandaq, when Muslims were unsure as to their military strategy against the Quraish armies and their allies, it was Salman al-Farisi who came with the war-winning plan of digging the trench along the passages from where the enemies could enter Medina