The answer is D. You always want to make eye contact with your audience, you want to make sure your voice is loud enough for everyone to hear clearly and also have different pitches in your voice because you don’t want to sound monotoned and lastly, you always want to avoid distracting movement. This means not moving ur hands or body a lot but at the same time, you want to use ur hands for expressions and emotions in your speech, just don’t overdo it.
The answer is "true story".
An autobiography is a nonfiction account of somebody's life, written by themselves. It is often in first person.
Sentence structure is important because it provides us with the framework. Framework is for the clear written expression of our ideas. A complete sentence always contains a verb.
Answer:

They have strong,healthy hearts