The answer is "their". theirs doesn't make sense. You use "There" when you are are talking about going somewhere. (I am going there.) They're (they are) is a conjunction and that doesn't make sense in the sentence (They're going to the mall) Hope this helps
Answer:
Mary’s husband tells her that he is leaving her.
Explanation:
<span>Demonstrate (verb): To clearly show the existence or truth of something by giving evidence</span>
