Its C Their because their is the only option refering correctly to the sentence. Read the sentence out loud with option C and you will "C" that it is correct lol
        
                    
             
        
        
        
The answer is D.
Compound sentence uses one independent clause and one dependent clause. In option D, “after they finished studying” is the dependent clause. “Juan and Maria went to the movies” is the independent clause.
        
             
        
        
        
Answer:
I don't really get the question but, chinese culture are very strict on things like andressing your elders with respect. Hispanics are also this strict.
Explanation:
I just know.
 
        
             
        
        
        
A. Yesterday, Leo had a __more difficult__ time sleeping than today.
B. is incorrect because it is incorrect to say one has "a difficultly time" doing anything; you have "a difficult time" doing something.
C. is incorrect because you can not say "most" when comparing something to something else; you can either say "It was the MOST difficult" or "It was MORE difficult than that."