Hmm, I would have to say that it is the first one. A subordinating conjunction is like a rhetorical question, the sun is out but it isnt warm implying that usually the sun is warm but this time it isn't.
The answer is the first one.
        
                    
             
        
        
        
Answer:
B. The place where ice dwarfs originated.
Explanation:
In the passage, astronomers conducted extensive research and investigated. During the investigation, the original of ice dwarfs was discovered. It was stated that they originated  in the section known as the Kuiper Belt. This section provides the relevant conditions needed by the ice dwarfs to survive.  Therefore, the right answer is option B. 
 
        
                    
             
        
        
        
Answer:
Option A 
Explanation
Another word for astonishes can be amazed
 
        
             
        
        
        
Most people call her a level-headed student. That would be the correct answer, because level-headed is always hyphenated.