I think the answer is B.
With some quick researching.
Hope this helps
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.
Answer:
I believe that it is the Immediate family
It can be a chemical imbalance in the brain, a traumatic event, bad home life, etc.