Answer:
An appositive is a noun or noun phrase that renames the noun next to it. For example, if you said, "The boy raced ahead to the finish line," adding an appositive could result in "The boy, an avid sprinter, raced ahead to the finish line."Appositives are used to reduce wordiness, add detail, and add syntactic variety to a sentence. ... Simple Sentence: Mrs. Green is a tough grader.: