The university is of a high class
The subject here is simple" it's just "Antarctica" .
The verb is also not compound, it's a simple verb: "has".
The compound part of the sentence is the object: it is: "a thick ice cover and the highest average elevation of all the continents"
so the correct answer is "compound subject"
The best and most correct answer among the choices provided by the question is the first choice. To support Haydn's view, <span>Parson Hooper refused to explain or discard the veil. </span>I hope my answer has come to your help. God bless and have a nice day ahead!