1. Not securely held or in position; dangerously likely to fall or collapse.<span> or</span><span>2. Dependent on chance; uncertain.</span>
Answer:
i say C is the best answer
Explanation:
The right answer for the question that is being asked and shown above is that: "extemporaneous." <span>You've been given a topic, and you've researched Lincoln's position on the matter. </span>Now it's up to you to show the audience your stuff. the method of delivery best fits your presentation is extemporaneous.