The round structure which is usually topped with a dome is best-known as a rotunda, although it can also be referred to as a library. Correct answer: C
The Pantheon erected at Rome about AD 124 is an example of a Classical Roman rotunda. Sometimes the term rotunda is also used in reference to the dome itself, whether or not the area beneath it is a single oval or circular room.
<span>The round structure which is usually topped with a dome is best-known as a Rotunda, although it can also be referred to as a library. Rotunda is any building that has a circular shape.</span>
