Answer:
Browsing
Explanation:
It is browsing because when you start research, you aren't supposed to browse.
 
        
                    
             
        
        
        
The answer is A because they have a problem figuring out what their wedding should be.
        
             
        
        
        
Answer; 
Sara suddenly became very ill; therefore,she went to see her doctor.
Explanation;
A semicolon is most commonly used to link (in a single sentence) two independent clauses that are closely related in thought. 
When used to join two or more ideas (parts) in a sentence, those ideas are then given equal position or rank.
You cannot use a semicolon to list off objects, such as letter a and b.
You also can't use one in the middle of a sentence, like the third sentence.