Answer:
Dialogue is important in a one act play because it moves the story along and creates the situation most of the time.
A Final Conclusion is one that helps you get to a final conclusion
Poe, or more accurately the speaker, is posing that the bird is clumsy.
Every written piece comprises a central theme or subject matter. The manner in which a writer approaches this theme and subject is the tone. In this specific short story the tone is formal, sometimes informal and ironic.