Since they are talking about brand recognition and popularity, I would say D. perception accounts for mediocre products trumping quality. People go with the product they know or they think more people are using because it is perceived as a better product even though it may not be.
The best answer would be the third option. Extended joints is a possible result of low levels of activity caused by being overweight. Being overweight, adds more pressure on your body parts which could lead to diseases that involve the joints. The most common is arthritis. More weight means more pressure on our joints especially on the lower part of the body.
Social Anxiety, Social Depression, Scared of the outside world, traumatized, and some others.<span />
I think the answer would be B.
