Answer:
Lactose intolerance.
Explanation:
Lactose intolerance is the medical condition in which the individual is unable to tolerate the milk and its related product. This occur due to the deficiency of the enzyme lactase that breaks the lactose sugar.
Clayton avoid milk as he has intestinal gas after consuming it but can take yogurt. He is suffering from the lactose intolerance as his intestine his unable to digest the lactose present in the milk. The enzyme lactose is absent or not working properly that makes his stomach upset.
Thus, the correct answer is option (b). 
 
        
             
        
        
        
C. Problem focus - seems to fit the best for stress-relieving techniques 
 
        
                    
             
        
        
        
Answer:
WASNT ME WHO DID IT, I DID TOTALLY NOT KILL UR BROTHER, no jk, i would comfort my friend, saying thats its okay that im here to lean on and stuff
 
        
             
        
        
        
Well due to it being cold there could be two reasons, 1. Your skin is reallyyyyy dry, 2. When your capillaries expand, the surrounding nerves become stimulated and then sending messages to the brain