On a Linux node with multiple active network interfaces, each having a default route to the Internet, which default route is preferred?

Which of the following commands adds a static IPv6 address to the network interface eth0?

What mount option must be used in /etc/fstab when mounting an iSCSI target?

CORRECT TEXT
Running tcpdump -nli eth1 'tcp' shows the following output:
14:41:53.694538 IP 10.1.52.145.51738 > 24.215.7.162.143: Flags [.], ack 33051, win 1002, options [nop,nop,TS val 36789130 ecr 1746004159], length 0 What is the source IP address of this packet? (Please specify the answer in digits and dots ONLY.)

What action should be performed after increasing the size of a logical volume?