Because you not relying on, and reading from, a word-for-word text you are free to interact with your audience.
You are able to:
<span>make eye contact, respond, gesture <span>and move freely. </span></span>
Is there supposed to be a photo with this question or are we choosing a random art piece to describe about specifically?
Answer: Mount Rushmore
Explanation: Statues that are almost three dimensional but still are attached to backgrounds are regarded as high relief.