Answer:
The admiral tells the crew to keep sailing although they only see ocean ahead of them.
Step-by-step explanation:
Brave Adm'r'l, speak; what shall I say?"
"Why, say, 'Sail on! sail on! and on!'" "My men grow mutinous day by day;
The admiral tells his crew to keep sailing even though there's only ocean in sight, the admiral does this because he hasn't yet given up hope and doesn't want his men to.