⟩ This program can send the request to #include<stdio.h> #include<netinet/in.h> #include<sys/types.h> #include<sys/socket.h> int main() { int fd_client,fd, len; struct sockaddr_in add_server; fd_client = socket(AF_INET,SOCK_STREAM,0); if (fd_client == -1){ perror("fd_sock"); exit(1); } add_server.sin_family = AF_INET; add_server.sin_port = ntohs(4001); add_server.sin_addr.s_addr = inet_addr("193.39.0.4"); len = sizeof(add_server); fd = connect(fd_client,(struct sockaddr*)&add_server,len); if(fd == -1) perror("connect"); return 0; } a) the system having IP address 193.39.0.4 b) any system present in the network c) any system of the private network d) none of the mentioned