what are the differences between these routing protocols :distance vector and link state and path vector in little words

7 Q3: For a host with two sockets: S1 and S2, S1 is the member of group include 232.14.20.54 and S2 is the member of the group 232.17.2.8. Si likes to receive multicast messages only from 17.8.5.2; S2 likes to receive multicast messages from all sources except 130.2.4.6.exclude 1- Show the socket state table. 2- Show the interface state for the host. 3- Show the change state record sent by the host, if socket Si declares that it likes also to receive messages from the source 24.8.12.6. 4- Show the change state record sent by the host, if socket S2 declares that it wants to leave the group 232.17.2.8