I am going with x-rays; it is the most visible to the naked eye out of all the choices.
        
                    
             
        
        
        
Please, please pick me as brainiest. It would make my day!
Answer:
The best way to look at it is that mountain climbing is a sport that involves the scaling of a mountain in its entirety. ... However, rock climbing by itself is so extensive that it can be and often is its own sport. Some mountains are more easily traversed by hiking, such as Mount Baker.
 
        
             
        
        
        
Answer:
The answer is Covection.
Explanation:
Convection current occurs where hot / warm air rises and cold air drops and replace it.
 
        
                    
             
        
        
        
When stress becomes long-term and is not properly addressed, it can lead to a number of more serious health conditions, including depression. It's high blood pressure.