Basically until you understand yourself and you truly know who you are and what you believe you'll always be know as what other people think about you, because what they say will matter more than what you believe yourself
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"
l dont Know this sorry m'y name is fatime
This sentence is a fragment