What is the difference between exp;licit meaning and implicit meaning?

What does the first line in this stanza from old ironsides by oliver wendell holmes tell the reader about the ship

Read these sentences from the excerpt: i would sometimes say to them, i wished i could be as free as theywould be when they got to be men. "you will be free as soon as you aretwenty-one, but i am a slave for life! have not l as good a right to befree as you have? how does the use of a rhetorical question advance the author's purposeof showing that all people deserve freedom? it shows the reader that douglass is unsure of hisstatements.it indicates that douglass believes he deserves freedom.oit demonstrates that douglass is questioning his beliefs.it reminds the reader that some questions areunanswerable

Emily is reading her friend's story. it uses transition words like and emily can tell that this story's organization is a) sequence of events b) cause and effect c) compare and contrast d) question and answer