Refer to the Exhibit.
Which is true about the use of italics in this diagram?
A.
The use of italics indicates that Blipvert is an abstract class.
B.
The use of italics indicates that Blipvert is an enumeration.
C.
The use of italics indicates that Blipvert is an interface.
D.
The use of italics carries no standard UML meaning.
E.
The use of italics indicates that Blipvert is a final class.