A is fighting with goons as a private defence, because goons attacked upon C. is A correct in excercising private defence ?
Yes, as A is excercising self defence.
Yes, as A is excercising right to defend others
Yes, as A was excercising his right to defend the property.
No right to defend exists here.
Private defence is not limited to oneself. it can be also excercised to protect others and for protecting property as well. hence, option b is correct.