What passage is this? This seems interesting!
All of the choices…. hope this helps
The appositive phrase is “one of the largest formations of this kind in the solar system”. This is an appositive phrase because the information is not necessary and it describes the pronoun/noun Caloris Basin
In the age when not even a secretive communist state is spared from the Internet, Bhutan remains one of the most mysterious lands in the world. Bhutan is reputed for pioneering a concept, known as Gross National Happiness, that places people (and not material wealth) at the center of its developmental value
