Deep breathing often helps before a presentaition. But during a presentation, you could always think calmly. never overthink your promp. and this always helps me, think of it like this, everybody else is also nervous, and theyre getting ready for their presentations too!
The answer to your question is,
a tag question.
-Mabel <3
<span>The correct word to fill in this blank is semantic encoding. Semantic encoding is how humans process and encode sensory input and is a psychology term. Visual imagery allows the person to gain information through viewing a situation, object or person and semantic encoding is the next step in identifying what is being viewed.</span>