Option 1 is not correct because the quote is no longer Mr. Cliff's wording. The last choice is also not correct because () should only be used if you need to make a letter capital or change the verb tense for the quote to make sense. [Brackets] are used when including clarifying information in quotations, and [high school students] is clarifying who "They" are. Answer B is correct.
An independent clause is a clause that has a subject and verb and forms a complete thought.
Literary analysis encourages students to branch beyond their own experiences and beliefs, and in doing so it allows students to build empathy. Empathy is the ability to consider someone else's feelings and thoughts in a situation. As you can imagine, empathy is important in relationships, job settings, and beyond.