Answer:
Now take a closer look at the executive branch in Article II. Article II, Section 2, clause 2, identifies two powers of the president. What are those powers? (This clause also identifies congressional checks on those powers.)
Explanation:
 
        
             
        
        
        
Third person plural pronoun is THEY.
If you want to create a possessive pronoun out of that one, that would be THEIRS. 
Possessive pronouns, as the name itself says, determine some kind of possession. For example:
Is this books yours? - No, it's theirs. 
        
                    
             
        
        
        
Explanation:
Answer: The self-care strategies mentioned in the article lead to good physical and mental health. For instance, getting good hours of sleep keep you mentally fit and having a balanced diet helps in improved physical health