a$)$ Explain $($very briefly$)$ how can an attacker operating in a promiscuous mode at Segment $2$ monitor the traffic intended for a victim node at Segment $1.$ b$)$ How can the attacker cuts off the victim node from the network and sends all traffic intended for the victim through the attacker$$s port? c$)$ Explain $($very briefly$)$ one approach to mitigate the attack in b$.$