Answer:
one challenge would be getting there, another would be not having the comfort of home.
Explanation:
 
        
             
        
        
        
A is the answer. 
Influence by environment effects how you do almost everything including your health procedure. No one makes decisions based only on facts obvious. And social media influence is why there is a market on social media.
        
                    
             
        
        
        
For most young adults, a moderate-intensity activity is similar to brisk walking and a vigorous-intensity activity is like jogging
<h3>What is moderate-intensity activity?</h3>
Moderate-power action is generally comprised of activities that get your pulse up to half to 60% higher than its rate when you are very still.
"Various gatherings have somewhat various suggestions," says Travers. "Yet, by and large, they exhort 150 minutes of the week, or around 30 minutes five days every week, of moderate-force movement. In the activity world, we consider this whatever gets your pulse up to 50 to 60% higher than your resting pulse."
Learn more about moderate-intensity activity here:
brainly.com/question/2786456
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I'm pretty sure its from the stomach.