Out of
Sniper
Energy weapons
Melee
Thrown weapons(spears,grenades,mines)
Unarmed
Explosives
Incendiary
Other guns(pistols,rifles,SMGs)
Use dialogue whenever possible to avoid a fight
I personally use sniper as I am a stealthy character and a fully upgraded AM rifle with can 2 shot a deathclaw! As well as (not) being scared to charge in to a group:P