The one that has the correct punctuation is the second option :  "More and more teenagers are being diagnosed with type Ii diabetes" said Mrs. Allen, our school nurse
After quotation mark, you shouldn't use capital letter and you shouldn't use comma before the second quote
hope this helps
        
             
        
        
        
Famous dog trainer, Deb Tennen, writes, "Some of my best friends are dogs."
        
             
        
        
        
The answer is  40%<span> alcohol by volume = 80% proof</span>
        
             
        
        
        
Explanation:
this is the correct answer