Answer:
Ip address which starts with 169.254 are special kind of addresses. when computer asks for a IP address and nothing responds to it gives itself something called APIPA( Automatic Private Ip Addressing). this IP is having very limited connectivity. since your machine made up your own address nobody would know where to send data and etc.
Step-by-step explanation:
simply your machine cannot reach DHCP (dynamic host configuration protocol) server over the network