Comedias tend to have a funnier and more uplifting atmosphere as opposed to tragedias which can be suspenseful, sad, and anxiety brining
No this is not a compound sentence
I don't what it says can you right your question in the comments
The correct answer is thesis statement.
A thesis statement is the most important sentence in an essay - in it, you will find the main idea of the essay and why it was written in the first place. The author will briefly summarize his or her motivation and goal for writing the essay in this sentence, which is usually found at the end of the introductory paragraph.