Answer:
10. He is shocked at the death of his captain and it hits him hard that his friend and companion are cold and dead.
11. This is also sadness over the death of Abraham Lincoln. These words, "for you", are in a sense for Abraham Lincoln.
13. His grief is very evident over the loss of a fallen leader - captain and Lincoln. This also refers to not only death, but the fact that the war is over. It is finished. "Safe and sound" is not only referring to his 2 friends, but also the war itself having ended. The dropped anchor means that it is all over.
Step-by-step explanation:
Think of the ship being safe and sound and that now the "United States of America" is also safe and sound. Abraham Lincoln defeated the confederates.