Two independent clauses may be joined by
1. using a comma with a conjunctive adverb
2. using a semicolon between the clauses without a conjunction
3. using a semicolon before a conjunctive adverb
4. using a semicolon before a list of items relating to the subject
5. using a comma before the conjunctions and, but, or, for, nor, so, and yet.

Which best explains how melville uses his description of ahab in chapter 28 of moby-d ick to comment on the nature of man? through ahab, melville symbolizes how guilt can take over a man’s life. through ahab, melville symbolizes how obsession can take over a man’s life. through ahab, melville symbolizes how inaction can ruin a man’s life. through ahab, melville symbolizes how isolation can ruin a man’s life.